conundrum

相关单词

同義詞

difficult problem, puzzler,

近義詞

problem 問題, riddle 謎, mystery 謎，神秘, enigma 難以理解的事物..., puzzle 難題, challenge 挑戰, unknown 未知的, knot 結, brain-teaser 難題

臨近詞

convection, controversy, Conundrums, Conundrum of Figure

相似詞

controverted election, contumacious, contumely, contusion, conurbation, convalesce, convalescence, convalescent, 返回 conundrum