()まぐれ

きまぐれ
na-adjective
capricious; whimsical; fickle
1. capricious; whimsical; fickle
Acting on sudden impulses or changing moods unpredictably.
(かれ)()まぐれな性格(せいかく)だ。
He has a capricious personality.
(ねこ)()まぐれな動物(どうぶつ)だ。
Cats are capricious animals.
2. whim; caprice
A sudden, impulsive action or decision (noun usage).
()まぐれで(かみ)()った。
I cut my hair on a whim.

WORD FORMATION:
() (mind, mood) + まぐれ (random, chance) → random mood = capricious

FORMS:

  • ()まぐれな(ひと) - a capricious person
  • ()まぐれで - on a whim
  • ()まぐれに - capriciously

COMMON EXPRESSIONS:

  • ()まぐれな天気(てんき) - unpredictable weather
  • ()まぐれな(ねこ) - a capricious cat
  • ()まぐれで()う - to buy on impulse

NUANCE:
Can be used neutrally (describing unpredictability), positively (charmingly spontaneous), or negatively (unreliable). Often used affectionately for cats and similar behaviors.