WordNet: capricious, impulsive, whimsical

determined by chance or impulse or whim rather than by necessity or reason; "a capricious refusal"; "authoritarian rulers are frequently capricious"; "the victim of whimsical persecutions"

• similar to arbitrary

capricious

• (englanti) capriciousness (derivationally related)

• (englanti) caprice (derivationally related)
• (suomi) oikukas (synonyymi)

impulsive

• (englanti) impulsiveness (derivationally related)
• (suomi) äkkipikainen (synonyymi)

• (suomi) impulsiivinen (synonyymi)

• (suomi) äkillinen (synonyymi)

whimsical

• (englanti) whimsicality (derivationally related)

• (englanti) whimsy (derivationally related)

• (englanti) whimsy (derivationally related)
• (suomi) oikullinen (synonyymi)

• (suomi) oikutteleva (synonyymi)