deadly
dead + -ly
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adjective (deadlier, deadliest)
causing or able to cause death:
«…にとって» 命にかかわる(ような), 死を招くような, 致命的な(lethal) «to»
e.g. a deadly weapon.
filled with hatred or intense rivalry:
〖名詞の前で〗あくまでも戦う, 執念深い; 命を狙う〈敵･ライバル〉
e.g. we are deadly enemies
e.g. his voice was cold and deadly.
(typically in the context of shooting or sports) extremely accurate, effective, or skillful:
〘スポーツ〙 〈選手･プレーが〉効果的な, 正確無比の.
e.g. his aim is deadly.
informal extremely boring:
｟くだけた話｠ 〈人･物が〉つまらない, 退屈な.
e.g. he's well meaning, but so utterly deadly.
attributive complete; total:
〖名詞の前で〗極端な, まったくの; 死を思わせるような
e.g. she was in deadly earnest.
adverb as submodifier
in a way resembling or suggesting death; as if dead:
｟まれ｠ 死んだように(deathly)
e.g. her skin was deadly pale.
extremely:
｟くだけて｠ とても, かなり; 甚だしく, ひどく
e.g. a deadly serious remark.
DERIVATIVES
deadliness |ˈdedlēnəs| noun
ORIGIN
Old English dēadlīc ‘mortal, in danger of death’(see dead, -ly1).