A conjunction is a part of speech that connects two words, phrases, or clauses together.

Coordinating conjunctions

If the two are of equal importance, it is a coordinating conjunction.

• for
• and
• nor
• but
• or
• yet
• so
• and/or (not in general use)

The first seven produce the mnemonic FANBOYS.

Correlative conjunctions

A pair of words that connect two similar parts are correlative conjunctions.

• both ... and
• either ... or
• neither ... nor
• not only ... but
• whether ... or

Subordinate conjunctions

If one phrase is subordinate to another, it is a subordinate conjunction.

• after
• although
• as
• as far as
• as if
• as long as
• because
• before
• even if
• for
• how
• granted (that)
• if
• in case
• lest
• like
• on condition that
• provided
• providing
• since
• so
• so that
• supposing
• than
• unless
• until
  • 'til
  • till
• that
• though
• when
• whence
• whenever
• where
• whereabouts
• whereafter
• whereagainst
• wherealong
• whereas
• whereat
• whereby
• wherever
• wherefor
• wherefrom
• wherein
• whereinto
• whereinsoever
• whereof
• whereout
• whereover
• whereround
• whereso
• wheresoever
• wheresomever
• wherethrough
• wheretill
• whereunder
• whereunto
• whereupon
• whereup
• whether
• while
• whither

See also

• Grammatical particle for more details on above