Connectors

They are grammatical elements which connect or join.

Coordinate Conjunctions

Correlative Conjunctions

Conjunctive Adverbs

and

or

nor

but

for

so

yet

either-or

neither-nor

both-and

not only-but also

futhermore

however

as a result

in addition

therefore

words

phrases

clauses

sentences

independent

dependent

It is positioned in the middle

Some dependent clauses it is permissible to omit the subordinator.

Subordinators

It introduces an item which is less important.