dubious

疑わしい,はっきりしない,あいまいな

dubious の類語

questionable, doubtful, suspicious, in question, uncertain, unsure, skeptical, shady, iffy, arguable, unclear, problematic, criminal, fishy, ill-got, incredible, tall, suspect, ridiculous, dubitable, ill-gotten, controversial, obscure, open to question, equivocal, unbelievable, indirect, tricky, in doubt, ambiguous, open to doubt, not to be believed, without shame, fraudulent, slippery, dark, open, dishonest, beyond belief, immoral, unethical, doubting, unresolved, unthinkable, insidious, false, undecided, debatable, unscrupulous, thin, evasive, thick, agnostic, unlikely, implausible, without remorse, shifty, hard to believe, at issue, rocky

dubious の反意語

certain, sure, unquestionable, convinced

例文

• He also brought out one more dubious conclusion.
  そしてもう一つは疑わしい結論を出した。
• Students are expected to stay away from dubious places.
  学生たるものはいかがわしい場所にちかづかない方がよい。
• I'm dubious about claims to speak more than five languages fluently.
  私は、5つ以上の言語を流暢に話せるという主張には、疑いを持ちます。

関連語

dubiousness

dubious の言い換えを探すには

dubious（疑わしい）の類語・言い換え（パラフレーズ）を、日本語訳つきで関連度順に並べています。英作文の語彙を増やしたいとき、長文読解で本文と選択肢の言い換えを見抜きたいときに使えます。