* antithesis
/anˈtɪθəsɪs/
Noun
Noun: antithesis; plural noun: antitheses
1.
a person or thing that is the direct opposite of someone or something else.
"love is the antithesis of selfishness"
2.
(in Hegelian philosophy) the negation of the thesis as the second stage in the process of dialectical reasoning.
Antithesis is used in writing or speech either as a proposition that contrasts with or reverses some previously mentioned proposition, or when two opposites are introduced together for contrasting effect.