Subordinating Conjunctions in Spanish

Learn how Spanish subordinating conjunctions connect a main clause with a dependent clause. This guide explains causal, final, temporal, conditional, concessive, consecutive and modal conjunctions, including porque, para que, aunque, cuando, antes de que, si, a menos que, como si and de modo que.

Subordinating conjunctions in Spanish with porque para que aunque cuando si antes de que and a menos que
Subordinating conjunctions connect dependent clauses: porque, para que, aunque, cuando, si.

Why learn subordinating conjunctions with MundoDele?

Subordinating conjunctions are easier to understand when they are taught as sentence logic, not as isolated lists. MundoDele explains these connectors through real clause patterns: reason, purpose, time, condition, contrast, result and manner.

The key idea is simple: a subordinating conjunction opens a dependent clause. That clause cannot always stand alone because it depends on the main clause: porque estaba cansado, para que apruebes, aunque llueva, cuando llegue.

How to use this page

Use this page as the main overview for Spanish subordinating conjunctions. First understand the relationship between the two clauses. Then study the connector group: cause, purpose, time, condition, contrast, result or manner. Finally, check whether the verb after the conjunction needs the indicative or the subjunctive.

Main clause

The main clause can usually stand alone.

No fui
I did not go.

Subordinating conjunction

The conjunction introduces the dependent part.

porque, aunque, cuando, si.

Dependent clause

The dependent clause adds reason, time, condition, purpose or contrast.

porque estaba enfermo
because I was sick.

What are subordinating conjunctions in Spanish?

Subordinating conjunctions introduce dependent clauses. A dependent clause gives extra information about the main clause. It can explain the reason, purpose, condition, time, contrast, result or manner of the main action.

Main clause Subordinating conjunction Dependent clause Meaning
No fui porque estaba enfermo. Reason: I did not go because I was sick.
Te ayudo para que apruebes. Purpose: I help you so that you pass.
Te llamaré cuando llegue. Time: I will call you when I arrive.
Iremos si tenemos tiempo. Condition: We will go if we have time.
Saldremos aunque llueva. Concession: We will go out even if it rains.
Memory line: subordinating conjunctions open a clause that depends on another clause.

Main types of Spanish subordinating conjunctions

Spanish subordinating conjunctions can be grouped by the relationship they express. This is the most practical way to learn them because the meaning of the connector determines the sentence logic.

Type Function Common conjunctions Example
Causal Reason or cause porque, ya que, puesto que, dado que No fui porque estaba cansado.
Final Purpose or aim para que, a fin de que, con el fin de que Te ayudo para que apruebes.
Temporal Time relationship cuando, antes de que, después de que, hasta que Llámame cuando llegues.
Conditional Condition or exception si, a menos que, con tal de que, en caso de que No salimos a menos que deje de llover.
Concessive Contrast despite an obstacle aunque, a pesar de que, pese a que, si bien Aunque llueva, saldremos.
Consecutive Result or consequence de modo que, de manera que, tan...que, tanto...que Estaba tan cansado que se durmió.
Modal Manner or comparison como, según, conforme, como si Hazlo como quieras.

Causal subordinating conjunctions

Causal conjunctions introduce the reason or cause of the main clause. They answer the question “why?”.

Conjunction Meaning Spanish example Use
porque because No fui porque estaba enfermo. Most common reason connector.
ya que since / as Ya que estás aquí, empezamos. Known or assumed reason.
puesto que since / given that Puesto que no hay datos, no podemos decidir. Formal explanation.
dado que given that Dado que es urgente, actuamos hoy. Formal or analytical reason.

Related page: Causal Conjunctions in Spanish.

Final subordinating conjunctions

Final conjunctions introduce purpose or aim. They answer the question “what for?” and often use the subjunctive when the subject changes.

Conjunction Meaning Spanish example Grammar point
para que so that Te ayudo para que apruebes. Purpose + subjunctive.
a fin de que in order that Lo repito a fin de que quede claro. Formal purpose.
con el fin de que with the aim that Lo explicamos con el fin de que todos lo entiendan. Explicit aim.
de modo que so that / in such a way that Habla de modo que todos te entiendan. Purpose or manner depending on context.

Related page: Final Conjunctions in Spanish.

Temporal subordinating conjunctions

Temporal conjunctions introduce a time relationship. They can refer to past, present, repeated or future actions. Future or not-yet-completed actions often use the subjunctive.

Conjunction Meaning Spanish example Grammar point
cuando when Te llamaré cuando llegue. Future time + subjunctive.
mientras while Escucho música mientras trabajo. Simultaneous action.
antes de que before Llámame antes de que salgas. Usually subjunctive.
después de que after Después de que llegue, cenaremos. Future time + subjunctive.
hasta que until Esperaré hasta que termines. Future or not completed + subjunctive.

Related page: Temporal Conjunctions in Spanish.

Conditional subordinating conjunctions

Conditional conjunctions introduce a condition, requirement or exception. The most important connector is si, but it has special tense rules.

Conjunction Meaning Spanish example Grammar point
si if Si tengo tiempo, voy. Use indicative for real conditions.
a menos que unless No salimos a menos que deje de llover. Exception + subjunctive.
con tal de que provided that Acepto con tal de que vengas. Requirement + subjunctive.
en caso de que in case Llama en caso de que necesites ayuda. Possible situation + subjunctive.
Important: say si tengo tiempo, not si tenga tiempo, for normal real “if” clauses.

Related page: Conditional Conjunctions in Spanish.

Concessive subordinating conjunctions

Concessive conjunctions introduce contrast or concession. They show that an obstacle does not stop the main action.

Conjunction Meaning Spanish example Grammar point
aunque although / even if Aunque llueve, salimos. Indicative for factual contrast.
aunque even if Aunque llueva, saldremos. Subjunctive for possible contrast.
a pesar de que despite the fact that A pesar de que es difícil, seguimos. Formal or explicit contrast.
si bien although / while Si bien es caro, vale la pena. Often formal or written.

Related page: Concessive Conjunctions in Spanish.

Consecutive subordinating conjunctions and result connectors

Consecutive conjunctions and result connectors introduce a consequence. Some are clearly subordinate structures, while others function more like sentence connectors.

Connector Meaning Spanish example Use
tan...que so...that Estaba tan cansado que se durmió. Degree and result.
tanto...que so much...that Trabajó tanto que se agotó. Intensity and result.
de modo que so / so that No había entradas, de modo que nos fuimos. Result or purpose depending on context.
por eso that is why Estaba enfermo, por eso no fue. Consequence connector.

Related page: Consecutive Conjunctions in Spanish.

Modal subordinating conjunctions

Modal conjunctions show manner, comparison or way of doing something. They answer the question “how?” or “in what way?”.

Conjunction Meaning Spanish example Use
como as / like Hazlo como quieras. Manner or way.
según according to / as Hazlo según te expliqué. According to instructions.
conforme as / according as Actúa conforme indique la norma. Formal manner or rule-based action.
como si as if Habla como si supiera todo. Hypothetical comparison.

Related page: Modal Conjunctions in Spanish.

Indicative or subjunctive after subordinating conjunctions

The verb mood depends on the conjunction and the meaning of the clause. Factual, known or repeated actions often use the indicative. Future, uncertain, desired, hypothetical or not-yet-completed actions often use the subjunctive.

Conjunction type Indicative example Subjunctive example Difference
Temporal Cuando llega, llama. Cuando llegue, llamará. Repeated fact vs future action.
Concessive Aunque llueve, salimos. Aunque llueva, saldremos. Factual rain vs possible rain.
Conditional Si tengo tiempo, voy. A menos que llueva, iremos. Si has special rules; many other conditional connectors use subjunctive.
Final Usually not indicative in full purpose clauses Te ayudo para que apruebes. Purpose clauses commonly use subjunctive.
Causal No fui porque estaba enfermo. Less common; depends on special contexts Cause is usually presented as factual.
Practical rule: do not learn only the conjunction; learn the conjunction plus its typical mood pattern.

The role of que in subordinating conjunctions

Many Spanish subordinating conjunctions contain que. The meaning comes from the full expression, not from que alone.

Expression Type Example Meaning
para que Final Te llamo para que vengas. Purpose.
antes de que Temporal Llámame antes de que salgas. Time before another action.
a menos que Conditional No salimos a menos que deje de llover. Exception.
aunque Concessive Aunque sea difícil, lo haré. Contrast or concession.
porque Causal No fui porque estaba cansado. Reason.

Related page: Spanish Conjunctions with Que.

Subordinating vs coordinating conjunctions

Coordinating conjunctions connect elements of similar grammatical level. Subordinating conjunctions make one clause dependent on another.

Type Spanish example English meaning Logic
Coordinating Quiero café y pan. I want coffee and bread. Connects similar elements.
Coordinating Estudio, pero estoy cansado. I study, but I am tired. Connects two coordinated clauses.
Subordinating No fui porque estaba enfermo. I did not go because I was sick. The reason clause depends on the main clause.
Subordinating Te llamaré cuando llegue. I will call you when I arrive. The time clause depends on the main clause.

Practice exercises: subordinating conjunctions

Try to answer before opening the solutions. These exercises focus on meaning, connector type and indicative vs subjunctive.

Exercise 1: identify the type

  1. No fui porque estaba enfermo.
  2. Te ayudo para que apruebes.
  3. Llámame cuando llegues.
  4. No salimos a menos que deje de llover.
Show answers

1. Causal
2. Final / purpose
3. Temporal
4. Conditional / exception

Exercise 2: choose the conjunction

  1. No fui ___ estaba cansado. = because
  2. Te ayudo ___ apruebes. = so that
  3. Te llamaré ___ llegue. = when
  4. Saldremos ___ llueva. = even if
Show answers

1. porque
2. para que
3. cuando
4. aunque

Exercise 3: indicative or subjunctive?

  1. No fui porque ___ cansado. estar
  2. Te ayudo para que ___. aprobar
  3. Cuando ___, te llamaré. llegar
  4. Si ___ tiempo, voy. tener
Show answers

1. estaba
2. apruebes
3. llegue
4. tengo

Typical mistakes with Spanish subordinating conjunctions

  • Learning only translations: learn the clause function too: reason, purpose, time, condition, contrast, result or manner.
  • Forgetting the subjunctive after purpose connectors: say para que apruebes, not para que apruebas.
  • Using present subjunctive after normal si clauses: say si tengo tiempo, not si tenga tiempo.
  • Confusing cause and result: porque gives the reason; por eso gives the consequence.
  • Confusing purpose and cause: para que means “so that”; porque means “because”.
  • Ignoring factual vs hypothetical meaning: aunque llueve and aunque llueva are both correct, but they mean different things.
Parent topic

Spanish Conjunctions

Learn how Spanish conjunctions connect words, phrases and clauses.

Where to go next

After subordinating conjunctions, continue with conjunctions with que, final conjunctions and temporal conjunctions. These pages explain the most common structures where learners need to choose between indicative, subjunctive and infinitive.

Conjunctions with Que
Learn que, qué, porque, para que and a menos que. Final Conjunctions
Learn para que, a fin de que and purpose logic. Temporal Conjunctions
Learn cuando, mientras, antes de que and hasta que.

Learn Spanish grammar with MundoDele

If Spanish subordinating conjunctions feel confusing, this lesson can help you practise porque, para que, aunque, cuando, si, a menos que, clause logic and real Spanish sentence patterns in a clear and structured way.

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FAQ: subordinating conjunctions in Spanish

What are subordinating conjunctions in Spanish?

Subordinating conjunctions connect a main clause with a dependent clause. They express relationships such as cause, purpose, time, condition, contrast, result or manner.

What are examples of Spanish subordinating conjunctions?

Common examples include porque, para que, aunque, cuando, antes de que, si, a menos que, con tal de que and como si.

Do subordinating conjunctions take the subjunctive in Spanish?

Some do, some do not, and some can take both. Para que usually takes the subjunctive, porque often takes the indicative, and aunque can take either depending on meaning.

What is the difference between coordinating and subordinating conjunctions?

Coordinating conjunctions connect elements of similar level, such as y or pero. Subordinating conjunctions introduce a dependent clause, such as porque estaba enfermo or cuando llegue.

Is porque a subordinating conjunction?

Yes. Porque introduces a causal dependent clause: No fui porque estaba enfermo.

Is si followed by the subjunctive?

Not in normal real conditions. Say si tengo tiempo, not si tenga tiempo. For hypothetical conditions, Spanish uses the imperfect subjunctive: si tuviera tiempo.

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