無駄

(1) 結果も効果も生じないさま(producing no result or effect; "a futile effort"; "the therapy was ineffectual"; "an otiose undertaking"; "an unavailing attempt")(producing no result or effect)

⇒無駄な試み(producing no result or effect)

(2) 役に立つことがない存在における弁解の余地がない(serving no useful purpose; having no excuse for being; "otiose lines in a play"; "advice is wasted words"; "a pointless remark"; "a life essentially purposeless"; "senseless violence")(serving no useful purpose)(having no excuse for being)

⇒無分別な暴力(having no excuse for being)

(3) 非生産的な成功(unproductive of success; "a fruitless search"; "futile years after her artistic peak"; "a sleeveless errand"; "a vain attempt")(unproductive of success)

⇒無駄な試み(unproductive of success)

(4) 有用性または価値が欠如するさま(lacking in usefulness or value; "a worthless idler")(lacking in usefulness or value)

⇒役に立たない怠け者(lacking in usefulness or value)

(5) 有効利用がない、あるいは役立つ機能をすることにおいて無能である(having no beneficial use or incapable of functioning usefully; "a kitchen full of useless gadgets"; "she is useless in an emergency")(having no beneficial use or incapable of functioning usefully)

⇒彼女は、緊急時には役に立たない(having no beneficial use or incapable of functioning usefully)

(6) 無駄をため込む(laying waste; "when wasteful war shall statues overturn"- Shakespeare)(laying waste)

⇒無駄な戦争で、像がひっくり返る−シェークスピア(laying waste)

(7) 時間、努力、および材料の使用において効率が悪い(inefficient in use of time and effort and materials; "a clumsy and wasteful process"; "wasteful duplication of effort"; "uneconomical ebb and flow of power")(inefficient in use of time and effort and materials)

⇒権力が無駄に盛衰すること(inefficient in use of time and effort and materials)