bursae (noun) cavity: sunken or decayed area
Sinonime: -nouns
contrariety, contrast, foil, antithesis, oppositeness; contradiction; antagonism (opposition); clashing, repugnance., inversion; the opposite, the reverse, the inverse, the converse, the antipodes, the antithesis, the other extreme.
-verbs
be contrary; contrast with, oppose; differ toto coelo., invert, reverse, turn the tables; turn topsy-turvy, turn end for end, turn upside down, turn inside out., contradict, contravene; antagonize.
-adjectives
contrary, contrarious, contrariant; opposite, counter, dead against; converse, reverse; opposed, antithetical, contrasted, antipodean, antagonistic, opposing; conflicting, inconsistent, contradictory, at cross purposes; negative; hostile, differing toto coelo; diametrically opposite; diametrically opposed; as opposite as black and white, as opposite as light and darkness, as opposite as fire and water, as opposite as the poles; as different as night and day; " Hyperion to a satyr" [Hamlet]; quite the contrary, quite the reverse; no such thing, just the other way, tout au contraire.
-adverbs
contrarily; contra, contrariwise, per contra, on the contrary, nay rather; vice versa; on the other hand (in compensation)
-phrases
"all concord's born of contraries" [B. Jonson]. "Thesis, antithesis, synthesis" [Marx]
Antonime: identity