part of speech: adverb

definition: at an earlier time; in the past.

  • Sam thought he had read this book before.

antonyms: after

 

part of speech: preposition

definition 1: in front of; ahead of.

  • She stood before the door and knocked.

antonyms: after, past

definition 2: earlier than; previous to.

  • Cinderella forgot to leave before midnight.

antonyms: after, past, since

definition 3: in the presence of; within view of.

  • The students performed the play before their families.

 

part of speech: conjunction

definition 1: earlier than the time when.

  • They planned their trip before they left.

antonyms: after

definition 2: rather than.

  • He would go hungry before he would eat worms and grubs.

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