Slovnenya

Translation Japanese English: 難問

Dictionary: main
難問
名詞
1 annoyer, mystifier, puzzle, puzzler, tease, teaser, tormenter, tormentor, vexer.
2 brain-teaser, closed book, conundrum, enigma, mystery, riddle, secret.
3 brain-teaser, conundrum, enigma, mystifier, puzzle, puzzler, riddle, teaser.