watchful

警戒する,油断のない

watchful の類語

alert, open-eyed, vigilant, wide-awake, on guard, all ears, aware, sleepless, careful, on the job, all eyes, on the ball, nice, johnny on the spot, attentive, custodial, observant, argus-eyed, intense, defensive, on the lookout, protecting, intent, on the watch, conscious, awake, protective, with open eyes, concentrated, parental, observing, keen-eyed, eagle-eyed, earnest, guarded, ready, wary, guarding, mindful, prudent, alive, fly, meticulous, heads-up, diligent, shielding, open eyed, sharp eyed, covering, lidless, advertent, sheltering, hawk eyed, open-eared, guardian, finicky, prompt, sharp-eyed, cautious, niggling

watchful の反意語

asleep

例文

• He was watchful for any sign of diabetes.
  彼は糖尿病のどんな兆しにも注意していた。

関連語

watchfulness

watchful の言い換えを探すには

watchful（警戒する）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。