solve 3 antonyms and opposites of solve. Verb — To find the answer to a problem, puzzle, or question. Synonyms for solve absolve decipher get to the bottom of iron out meliorate puzzle out ravel reason out resolve riddle sleuth tease out think out unpuzzle unravel unriddle unsolve upsolve work out Any from Thesaurus:untangle Antonyms for solve bark up the wrong tree confuse missolve ← Back to the full definition of solve