フルfuru

1. na-adjectivefull
   工場こうじょうはフル稼動かどうしている。↗

   The factory is running at full capacity.

• Synonym満杯まんぱいNeutralContainers, venues or vehicles being full or full of people, as in 「駐車場が満杯」. 「フル」 often works as a prefix and covers a wider range.
• Related完全かんぜんNeutralComplete and lacking nothing; thorough, as in 「完全に忘れた」. Common in speech and writing, it stresses thoroughness, while 「フル」 covers full capacity or maximum effort.
• Related完璧かんぺきNeutralFlawless perfection, as in 「完璧な演技」; it focuses on quality without flaws, while 「フル」 is about reaching the maximum limit.
• RelatedパーフェクトNeutralA loanword for perfect, a perfect score or a perfect game; colloquial and often admiring. 「フル」 has no sense of being flawless.
• RelatedコンプリートNeutralA loanword for gathering or completing everything, as in collections and games: 「コンプリートする」. 「フル」 focuses on full capacity and maximum effort.
• AntonymハーフNeutralA loanword for half or a half of a game, the opposite of full-capacity 「フル」, as in 「ハーフマラソン」; also a biracial person.
• Antonym空からNeutralHaving nothing inside, the opposite of filled 「フル」, as in 「空の箱」; it can also mean false or empty, as in a dishonoured bill or an empty promise.

Use 「フル」 for full capacity or maximum effort, mostly in compounds like 「フル活用」「フルタイム」. For flawless quality use 「完璧」 or 「パーフェクト」, for completeness 「完全」, for completing collections 「コンプリート」, for full containers/venues 「満杯」; opposites are 「ハーフ」 and 「空」.

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

1. いっぱいであること。限度げんどであること。最大限さいだいげんであること。またそのさま。