気楽|きらくkiraku[0]heiban (flat)

1. na-adjective, nouncarefree; comfortable; at ease
   ほんの気楽きらくなパーティーだった。↗

   It was only an informal party.
2. na-adjective, nouneasygoing; happy-go-lucky

• SynonymのんきNeutralDescribes an easygoing, unhurried nature, but can also imply carelessness or a failure to worry when one should; 「気楽」 focuses on having no worries and a relaxed mind.
• Synonym安楽あんらくNeutralRefers to physical comfort and an easy life, as in 「安楽な老後」; 「気楽」 is about mental freedom from worry.
• Synonym楽らくNeutralCovers being easy, saving effort, and also living comfortably off; its range is broad, while 「気楽」 is specifically about having no psychological burden.
• Synonym気安いきやすいNeutralDescribes people who are easy to approach and informal, as in 「気安く話しかける」; 「気楽」 is about one's own relaxed state of mind.
• SynonymイージーNeutralA loanword meaning easy or casual, often with a nuance of being sloppy or half-hearted; 「気楽」 is about mental ease.
• Synonym屈託のないくったくのないNeutralMeans completely free of cares, often with an innocent, cheerful image, as in 「屈託のない笑顔」; 「気楽」 centers on having no burden.
• Synonym安気あんきCasualA dialectal or old-fashioned word for feeling calm and free of worry, rarely used today; in everyday speech just say 「気楽」.
• Synonym屈託ないくったくないNeutralSame meaning as 「屈託のない」: carefree and cheerful; 「気楽」 centers on having no burden.
• Related心地よいここちよいNeutralDescribes a pleasant, comfortable sensation, as in 「心地よい風」; 「気楽」 is about mental ease.
• Related快適かいてきNeutralRefers to a comfortable environment, as in 「快適な部屋」; 「気楽」 is about mental ease.
• Related快いこころよいWrittenWritten/formal prose, for a pleasant, refreshing feeling and also for doing something willingly, as in 「快く引き受ける」; 「気楽」 is about having no worries.
• Related気持ちいいきもちいいCasualColloquial, for feeling physically comfortable or in a good mood; 「気楽」 is about having no worries.
• Related手軽てがるNeutralMeans simple and requiring little effort, as in 「手軽な料理」; 「気楽」 is about mental ease.
• Related楽チンらくチンCasualColloquial and playful, for things that are easy and save trouble; 「気楽」 is about having no mental burden.
• Antonym気苦労きぐろうNeutralThe opposite of 「気楽」 on the axis of mental ease versus fretting: it means wearing oneself out with worries and cares.
• Antonym苦労くろうNeutralThe opposite of 「気楽」 on the axis of ease versus hardship: it means toil, trouble and hard work.
• Antonym心配しんぱいNeutralThe opposite of 「気楽」 on the axis of being carefree versus worrying: it means worry or anxiety.

Use 「気楽」 for feeling relaxed with no worries, as in 「気楽にどうぞ」. For physical comfort or an easy life choose 「安楽」; for saving effort or a comfortable life, 「楽」; for people easy to approach, 「気安い」; for convenience, 「手軽」. 「呑気」 adds a nuance of easygoing or careless; 「屈託のない」/「屈託ない」 stress innocence; 「快適」「心地よい」 describe comfortable surroundings or sensations. The antonyms are 「心配」 and 「気苦労」.

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

1. 心配しんぱい事ことや苦労くろうなどがないこと。
2. 物事ものごとに頓着とんちゃくしないさま。