不安(ふあん) ふあん adjective (na-adjective) anxious, uneasy 1. anxious, uneasy, worried A feeling of worry or unease about something uncertain or potentially negative. Can be used as a na-adjective or noun. 試験(しけん)の結果(けっか)が不安(ふあん)です。 I'm anxious about the exam results. 将来(しょうらい)に不安(ふあん)を感(かん)じます。 I feel anxious about the future. Used as noun with を感じる 不安(ふあん)にならないでください。 Please don't become anxious. 不安(ふあん) combines 不(ふ) (not) + 安(あん) (peace), literally 'not-peace.' Functions as both noun and na-adjective.GRAMMAR:Na-adjective: 不安(ふあん)な気持(きも)ち (anxious feeling)Noun: 不安(ふあん)がある (there is anxiety)COMMON PATTERNS:不安(ふあん)になる: to become anxious不安(ふあん)を感(かん)じる: to feel anxiety不安(ふあん)に思(おも)う: to feel worried about不安(ふあん)を抱(いだ)く: to harbor anxiety不安(ふあん)を解消(かいしょう)する: to relieve anxietyOPPOSITE:安心(あんしん): peace of mind, reliefSIMILAR WORDS:心配(しんぱい): worry (more about specific concerns)懸念(けねん): concern (formal)憂慮(ゆうりょ): worry, apprehension (formal) Related Words Synonym: 心配(しんぱい) (worry (about specifics)) Antonym: 安心(あんしん) general Added 2026.1.7 21:16 · Revised 2026.5.13 7:18 00500/00836_fuan