darunavirEnglishMerriam-Webster Dictionaryributes'>verb Synonyms & Antonyms (Entry 1 of 2) 1 to fall down or in as a result of physical pressure //the flimsy bridge buckled under the weight of the caravan of trucksSynonyms cave (in), collapse, crumple, founder, give, go, go out, implode, tumble, yieldRelated Words deflate, flatten, melt, melt downbreak, break down, conk (out), crash, die, fail, give out, stallburst, shatter, smash,