不経済|ふけいざいfukeizai[2]nakadaka (mid-high)

1. na-adjective, nounpoor economy; waste

• Related浪費ろうひNeutralCovers needlessly using up resources such as money, time or electricity; 「不経済」 stresses paying a lot yet getting poor value for it.
• Related無駄遣いむだづかいCasualColloquial: throwing money away on useless things; more everyday than 「不経済」.
• RelatedもったいないCasualColloquial: expresses regret at wasting something — 'what a waste'; carries emotion, unlike the plain 「不経済」.
• Related無駄むだNeutralNeutral and much broader: anything futile, useless or surplus, not just poor value for money; wider range than 「不経済」.
• Related空費くうひWrittenWritten: letting time or money drain away to no purpose; 「不経済」 frames it as poor economy.
• Related徒費とひWrittenWritten word, rarely used: spending in vain, with nothing to show for the outlay.
• Related乱費らんぴWrittenWritten: spending money recklessly or lavishly; 「不経済」 need not imply such abandon.
• Related冗費じょうひWrittenWritten and rare: needless expenses, outlays that serve no purpose.
• Related蕩尽とうじんWrittenWritten and rare: squandering and using up a family fortune, e.g. through dissolute living.
• Antonym経済的けいざいてきNeutralAntonym: economical, cheap to run and free of waste; the direct opposite of 「不経済」.
• Antonym効率的こうりつてきNeutralAntonym: efficient, with no wasted effort; contrasts with the wasteful 「不経済」.

Use 「不経済」 for paying or spending a lot yet getting poor value, as in 「時間の不経済」 or 「不経済な使い方」. For throwing money away say 「無駄遣い」 (colloquial) or 「浪費」; to voice regret at waste, 「もったいない」. The opposite is 「経済的」.

Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only

1. 経済的けいざいてきでないこと。無駄むだなことが多おおいこと。