Difficult to deal with; prone to erratic behaviour.unpredictable, temperamental, emotional, volatile, capricious, changeable, mercurial, unstable, fickle, flighty, inconstant, undependable, unsteady, erratic, fitful, impulsive
Mid 16th century from kittle ‘to tickle’ (now Scots and dialect), probably from Old Norse kitla.
verb[no object]Scottish, Northern Irish
(of a cat) give birth.‘she has kittled in my chair’
- ‘The cat's just kittled in the little room.’
- ‘If your cat and my cat kittled on the same day, that'd be a coincidence.’
- ‘They were all young animals, kittled in a wood not far from the lodge.’
Mid 16th century perhaps a back-formation of kitling ‘young animal, cub’.
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