Understanding the Basics of a Clause
A clause is a group of words that contains a subject and a predicate, and it can function as a sentence or as part of a sentence. A simple sentence contains one independent clause, while a compound sentence contains two or more independent clauses joined by coordinating conjunctions. A dependent clause, on the other hand, cannot stand alone as a sentence and functions as a subordinate element within a complex sentence.
Understanding the different types of clauses and their functions is essential for effective communication in both written and spoken language.

What is a clause?
A clause is a group of words in a sentence that includes a subject and a predicate (verb). It can function as a complete sentence or as part of a sentence, depending on its structure and context. Clauses can be independent, meaning they can stand alone as a sentence, or dependent, meaning they must be connected to an independent clause to form a complete thought. Understanding clauses is essential for constructing clear and effective sentences in written and spoken communication.
Importance of clause
The importance of clauses in language is significant as they form the basic units of meaning in sentences. A clause helps to convey complete thoughts and ideas by connecting different parts of a sentence in a logical manner. The correct use of clauses allows writers and speakers to construct clear and coherent sentences that effectively communicate their intended meaning. Without the use of clauses, sentences would lack structure and coherence, leading to confusion and misinterpretation. By understanding the different types of clauses and how they function within a sentence, individuals can improve their writing and communication skills and ensure that their messages are accurately conveyed to their audience.
Types of clause
Adverbial clause
This type of dependent clause functions as an adverb in a sentence and modifies a verb, adjective, or another adverb.
Some examples of adverb clauses with the clauses pointed out:
I will go for a walk after I finish my work.
Adverb clause modifying “go for a walk”: after I finish my work.
Since it’s raining outside, we will stay indoors.
Adverb clause modifying “will stay indoors”: since it’s raining outside.
She sings better than I do because she has had more training.
Adverb clause modifying “sings better than I do”: because she has had more training.
Unless you study hard, you will not pass the exam.
Adverb clause modifying “will not pass the exam”: unless you study hard.
When the sun sets, the sky turns orange and pink.
Adverb clause modifying “the sky turns orange and pink”: when the sun sets.
Although he studied all night, he still failed the test.
Adverb clause modifying “still failed the test”: although he studied all night.
Wherever she goes, her dog follows her.
Adverb clause modifying “her dog follows her”: wherever she goes.
Adjectival clause
This type of dependent clause functions as an adjective in a sentence and modifies a noun or pronoun.
Some examples of adjective clauses with the clauses pointed out:
The book, which I borrowed from the library, was very interesting.
Adjective clause modifying “book”: which I borrowed from the library.
The man, whom we met at the party, was very friendly.
Adjective clause modifying “man”: whom we met at the party.
The restaurant, where we had dinner, was excellent.
Adjective clause modifying “restaurant”: where we had dinner.
The car, that he bought last week, is very expensive.
Adjective clause modifying “car”: that he bought last week.
The girl, whose brother is in my class, is very smart.
Adjective clause modifying “girl”: whose brother is in my class.
The house, which is on the corner, has a red door.
Adjective clause modifying “house”: which is on the corner.
The teacher, who gave us the assignment, is new.
Adjective clause modifying “teacher”: who gave us the assignment.
Noun clause
A noun clause is a type of dependent clause that acts as a noun within a sentence. It can function as the subject of a sentence, the object of a verb or preposition, the direct object, the indirect object, or the complement of a linking verb. A noun clause is introduced by a subordinating conjunction such as that, whether, if, what, where, when, why, or how.
Noun clause definitions along with their meanings:
Subject Noun Clause
A noun clause that functions as the subject of the sentence.
Example: What he said was true.
Object Noun Clause
A noun clause that functions as the direct object of a verb or as the object of a preposition.
Example: She asked where the nearest gas station was.
Indirect Object Noun Clause
A noun clause that functions as the indirect object of a verb.
Example: I gave him what he needed.
Complement Noun Clause
A noun clause that functions as the complement of a linking verb.
Example: His dream is to become a doctor.
Appositive Noun Clause
A noun clause that renames or explains another noun in the sentence.
Example: My hope, that we will win the game, keeps me motivated.
Object of Infinitive Noun Clause
A noun clause that functions as the object of an infinitive.
Example: She wants to know where the party is.
Noun clauses are introduced by words like that, whether, if, who, whom, whose, what, when, where, why, how, and whether. They can function in different ways in a sentence and act as a noun.
Subordinate clause
A subordinate clause, also known as a dependent clause, is a group of words that contains a subject and a verb but cannot stand alone as a sentence. It must be attached to an independent clause to form a complete sentence. Here are some examples of subordinate clauses with the clauses pointed out:
Because I woke up late, I missed my bus.
Subordinate clause modifying “missed my bus”: Because I woke up late.
After he finished his homework, he went to bed.
Subordinate clause modifying “went to bed”: After he finished his homework.
If you need any help, just let me know.
Subordinate clause modifying “let me know”: If you need any help.
Unless she finds a new job, she will have to move back in with her parents.
Subordinate clause modifying “will have to move back in with her parents”: Unless she finds a new job.
Whenever I hear that song, it reminds me of my childhood.
Subordinate clause modifying “reminds me of my childhood”: Whenever I hear that song.
Since he arrived late, he missed the beginning of the movie.
Subordinate clause modifying “missed the beginning of the movie”: Since he arrived late.
Coordinate clause
A coordinate clause, also known as an independent clause, is a group of words that contains a subject and a verb and can stand alone as a sentence. It can also be joined with another independent clause using a coordinating conjunction to form a compound sentence.
Some examples of coordinate clauses with the clauses pointed out:
I went to the store, and I bought some groceries.
Coordinate clauses joined by the coordinating conjunction “and”
- I went to the store
- I bought some groceries
She likes to hike, but he prefers to stay indoors.
Coordinate clauses joined by the coordinating conjunction “but”
- She likes to hike
- He prefers to stay indoors
The sun was shining, so we decided to have a picnic.
Coordinate clauses joined by the coordinating conjunction “so”
- The sun was shining
- We decided to have a picnic
I have a headache, yet I still have to finish this project.
Coordinate clauses joined by the coordinating conjunction “yet”
- I have a headache
- I still have to finish this project
He wanted to go to the beach, or he wanted to go to the mountains.
Coordinate clauses joined by the coordinating conjunction “or”
- He wanted to go to the beach
- He wanted to go to the mountains
Rules
Some basic rules to keep in mind when using clauses:
Independent clauses
Can stand alone as sentences and express complete thoughts.
Dependent clauses
Cannot stand alone as sentences and depend on an independent clause to make sense.
Dependent clauses
Are often introduced by subordinating conjunctions such as “although,” “because,” or “while.”
Adverbial clauses
Modify verbs, adjectives, or other adverbs in a sentence.
Adjectival clauses
Modify nouns or pronouns in a sentence.
Noun clauses
Act as nouns in a sentence and can function as the subject, object, or complement of a sentence.
Use proper punctuation when connecting clauses. A comma is used before a coordinating conjunction to join two independent clauses, while a subordinating conjunction at the beginning of a dependent clause is followed by a comma if it introduces the sentence. However, if the dependent clause comes after the independent clause, no comma is needed.
By following these rules, you can effectively use clauses to construct clear and coherent sentences in your writing and communication.