Trivial question
Antonyms for "trivial question" (20 found)
Adjective(19 words)
arduouscomplexcomplex questioncomplicatedcrucialdifficultdifficult questionhard questionimportantimportant questioninvolved questionlaboriousmeaningful questionnontrivialobscuresignificantsignificant questionsubstantive inquiryweighty
Noun(1 words)
physics problem