A conjunction is a joiner for words, phrases, or clauses in the sentence.
Three degrees of adjectives:
  1. Coordinating Conjunction
  2. Subordinating Conjunction
  3. Correlative Conjunction

1. Coordinating Conjunction
It is a type of joiner in between words, phrases, or clauses of equal rank.
E.g. for, and, nor, but, or, yet, so.
2. Subordinating Conjunction
It is a type of joiner for dependent clause.
E.g. if, unless, in case, as far as, because, whatever, as soon as.
3. Correlative Conjunction
It is a type of joiner with word pairs.
E.g. either...or, neither...nor, not only...but also, both...and, whether...or, so...as.

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