軽い|かるいkarui[0]heiban (flat)

1. i-adjectivelight (i.e. not heavy); feeling light (i.e. offering little resistance, moving easily)
   えりのスーツケースは重おもたそうだが、実際じっさいはとても軽かるい。↗

   Although Eri's suitcase looks heavy, it's actually very light.
2. i-adjectivelight (i.e. of foot); effortless; nimble; agile
   終おわったあとも足あしが軽かるい感かんじがしました。↗

   I felt very light on my feet afterwards.
3. i-adjectivenon-serious; minor; unimportant; trivial
   しかし彼かれに大おおきなけがはなく、軽かるい打撲傷だぼくしょうで済すんだ。↗

   However he wasn't seriously hurt and got away with light bruising.
4. i-adjectiveslight; small; gentle; soft; easy; lighthearted (e.g. joke)
   私は軽かるく肩かたを触ふれられるのを感かんじた。↗

   I felt a light touch on my shoulder.
5. i-adjectiveeasy; simple
6. i-adjectiveindiscriminate
   私は気きが短みじかいし、口くちも軽かるい男おとこだ。↗

   I'm short-tempered, and a loose-tongued man.

• Synonym身軽みがるNeutralAgile and unencumbered: nimble of body, or free of burdens and travelling light, as in 「身軽な服装」. About the body or one's load, not an object's weight.
• Synonym軽快けいかいWrittenWritten/formal: brisk movement or a cheerful mood, as in 「軽快なリズム」. Stresses lightness and speed of motion, not low weight.
• Synonym軽やかかろやかWrittenWritten: graceful lightness of movement or sound, as in 「軽やかな足取り」. Carries an aesthetic, elegant nuance.
• Synonym軽度けいどNeutralA mild degree of symptoms or impairment, as in 「軽度の障害」. Mostly medical and technical.
• Synonym容易よういWrittenWritten: easy, as in 「容易に想像できる」. More formal than 「簡単」.
• SynonymたやすいWrittenEffortless, as in 「容易いことだ」. Slightly literary, with a tone of 'no big deal'.
• Synonym軽めかるめNeutralOn the lighter side, as in 「軽めの食事」. A weaker, more tentative degree of lightness than 「軽い」.
• Related柔らかいやわらかいNeutralSoft and gentle, centred on texture and feel; 「軽い」 is centred on weight.
• RelatedやさしいNeutralEasy and simple, matching the effortless sense of 「軽い」 but focused on how little difficulty there is.
• Related楽らくNeutralComfort and ease with little effort, as in 「楽な仕事」. About feeling unburdened, not about weight.
• Related柔らかやわらかWrittenWritten na-adjective for softness and gentleness, as in 「柔らかな光」. Noticeably more literary than 「柔らかい」.
• Related簡単かんたんNeutralSimple and easy, as in 「簡単な料理」. Stresses that something is not complicated.
• Related簡易かんいWrittenWritten: simplified and basic, as in 「簡易ベッド」. Mostly used attributively, right before a noun.
• Related単純たんじゅんNeutralStructurally simple or simple-minded, as in 「単純な作業」「単純な人」.
• Related気楽きらくNeutralCarefree and at ease, as in 「気楽な生活」. About one's state of mind, not weight or difficulty.
• RelatedシンプルNeutralLoanword for clean, unadorned simplicity, as in 「シンプルなデザイン」. Especially common for design and style.
• Related平易へいいWrittenWritten: plain and easy to understand, as in 「平易な文章」.
• Related生易しいなまやさしいCasualColloquial: usually with a negative — 「生易しいものではない」, by no means easy.
• Related安易あんいNeutralTaking the easy way, careless and half-thought-out, with a negative ring, as in 「安易な考え」.
• Related略式りゃくしきWrittenWritten: a simplified, informal version of a formal procedure, as in 「略式の服装」.
• Related簡略かんりゃくWrittenWritten: cutting out complexity, as in 「簡略化」. About streamlined form or procedure, not lightness in weight.
• Related気安いきやすいNeutralFamiliar and informal, as in 「気安い仲」; 「気安く」 can sometimes sound reproachful.
• Related造作ないぞうさないWrittenNo trouble, easily done; usually 「造作もない」. Slightly old-fashioned next to 「簡単」.
• RelatedたわいないCasualColloquial: trivial and silly, or beaten with no effort, as in 「他愛ない話」「他愛なく負ける」.
• RelatedちょろいCasualSlangy: far too easy, a pushover, as in 「ちょろい相手」.
• RelatedたわいもないCasualSame meaning as 「他愛ない」 — trivial, childish — with slightly stronger emphasis.
• Relatedもの柔らかものやわらかWrittenWritten: a mild, gentle manner, as in 「もの柔らかな物腰」.
• RelatedわけないCasualColloquial: a piece of cake, no difficulty at all, as in 「訳無くできる」.
• Relatedお安いおやすいCasualColloquial: typically 「お安い御用」, meaning it's nothing, happy to help.
• Antonym重いおもいNeutralThe direct antonym: heavy, and by extension serious or a heavy heart.
• Antonym重たいおもたいCasualColloquial: a subjective, felt heaviness, also for burdens or a gloomy atmosphere; objective weight usually takes 「重い」.

Default to 「軽い」 for light weight or a minor degree. For brisk, graceful movement use 「軽快」 or 「軽やか」; for easy use 「簡単」 or 「易しい」; for a carefree state of mind 「気楽」; for mild symptoms 「軽度」; for careless, derogatory ease 「安易」. Antonyms: 「重い」 for objective weight, 「重たい」 for a subjective, colloquial heaviness.

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

1. 物体ぶったいの質量しつりょうが小ちいさい。目方めかたの小ちいさい。
2. 力ちからが弱よわい。
3. 物事ものごとをするのがたやすい。
4. 負荷ふかがちいさい。
5. 気分きぶんがはれた。気軽きがるだ。
6. 軽率けいそつだ。軽薄けいはくだ。
7. 基準きじゅんと比くらべ余裕よゆうがある。大幅おおはばなさま。
8. 少すくなめの。ちょっとの。程度ていどがちいさい。
9. 重視じゅうししない。いいかげんだ。あなどった。