Conjunctions join words, phrases, or clauses, and they indicate the relation between the elements joined.
Coordinating conjunctions
and, but, or, nor, for, so, yet
A coordinating conjunction is used to connect grammatically equal elements.
Correlative conjunctions
either . . . or
neither . . . nor
not only . . . but also
whether . . . or
both . . . and
Correlative conjunctions are pairs of conjunctions that connect grammatically equal elements.
Subordinating conjunctions
A subordinating conjunction introduces a subordinate clause and indicates its relation to the rest of the sentence.
Subordinating conjunctions
Conjunctive adverbs
A conjunctive adverb is used to indicate the relation between independent clauses.
Conjunctive adverbs
NOTE:The ability to distinguish between conjunctive adverbs and coordinating conjunctions will help you avoid run-on sentences and use commas and semicolons correctly. The ability to recognize subordinating conjunctions will help you avoid sentence fragments.
Exercises:
All parts of speech 1
All parts of speech 2
Related topics:
Coordination (sentence emphasis)
Parallelism
Run-on sentences
Sentence fragments
Commas and conjunctive adverbs
Semicolons and conjunctive adverbs