From Longman Dictionary of Contemporary Englishtrenchanttren‧chant /ˈtrentʃənt/ adjective written STRONG FEELING OR BELIEFexpressed very strongly, effectively, and directly without worrying about offending people Stockman became one of the president’s most trenchant critics. —trenchantly adverb
Examples from the Corpus
trenchant• I had to tell some one about Cleve-find something trenchant and important about him and tell some one.• The two had much in common: conceit, fame, unorthodox pulpit manners and a trenchant belief in liberal progress.• His writing and reflections, in fact, are not just trenchant but at times witty, even amusing.• It was the language of purity which mobilized many women to develop a trenchant critique of male sexuality.• The reviewer however is not a trenchant imperialist.• Brown's article contains trenchant social criticism.• The trenchant symbolism of his pictures is essentially alien to the Dada conception of randomness and fortuitous juxtaposition.• Direct, trenchant writing came naturally, effective public speaking later.Origin trenchant (1300-1400) Old French present participle of trenchier; → TRENCH