adj.

capricious (changeable • She may change her mind – she's very capricious); whimsical; fanciful (inclined to have fancies, especially strange, unreal ideas • She's a very fanciful girl); flighty; fretful; caprice; naughty (о детях); wayward; arbitrary; contrary; crotchety; fractious; freakish; huffish; huffy; perverse; prankish (о машине); vagarious; whimsy; freaky; humoursome; maggoty; notionate; tantrumy; whimmy; notional; tickle; volatile; fantastic; fantastical; tetchy (Anglophile); wanton (Anglophile); monkey mind (savchuk); poofy (Alex Lilo); temperament; petulant (Pickman); quaint; queer; sensitive (alexLun); unpredictable (об аппаратуре • this new motor is too unpredictable Рина Грант); sour-tempered (Сергей Корсаков); snappish; cranky; moody (bad-tempered • a moody child); crank; fretty; intricate; bad boy (sever_korrespondent); querulous (о ребенке Ремедиос_П); skittish (a person who is skittish is not very serious, and their feelings, behaviour, and opinions keep changing); fussy (о младенце Tanya Gesse); peevish; finicky (difficult to please • She has a finicky baby that's hard to feed. 4uzhoj); skittery (suburbian); maggoty headed; froward

Gruzovik

fickle; erratic

Игорь Миг

picky (The cabbie didn't wait for my response. "Ну вот. Капризная дамочка. Этого ещё не хватало" – Great. A picky old crow. Just what I need.)/19/mberdy)

amer.

demanding (Val_Ships)

comp.

flakey; flaky

context.

discerning (ВосьМой)

ed.

dogged; obstinate; stubborn

fig., inf.

finicky (о технике и т. п. • The lawnmower is a bit finicky in cold weather. Баян)

fr.

difficile