Opposite

a word that expresses a meaning opposed to the meaning of another word, in which case the two words are antonyms of each other

a relation of direct opposition

a contestant that you are matched against

something inverted in sequence or character or effect

being directly across from each other

of leaves etc

moving or facing away from each other

the other one of a complementary pair

altogether different in nature or quality or significance

characterized by opposite extremes

directly facing each other