Superlative form of tawdry: most tawdry.(adjective)
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Use "tawdriest" in a sentence
"By the tawdriest of tricks, Joan was found guilty -- of the crime of wearing men's clothes."
"In similar vein, Perry Anderson mentioned, in his latest book, The New Old World, the recent eclipse of centre-left parties throughout Europe, before adding that "the pit of contempt into which New Labour has fallen, in the closing stages of the tawdriest regime in postwar British history, is an extreme case"."
"In fact, it seems as if Dylan would've been happy being part of the musical generation that came immediately before him -- the ones who had no hope for any but the cheapest, tawdriest, and most fleeting kind of fame."