from The American Heritage® Dictionary of the English Language, 4th Edition
- adj. Touchy; unpredictable.
- transitive v. To tickle; arouse.
- transitive v. To puzzle; perplex.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- v. To bring forth young, as a cat; to kitten; to litter.
- v. To tickle, to touch lightly.
- adj. Ticklish.
- adj. Not easily managed; troublesome; difficult; variable.
from the GNU version of the Collaborative International Dictionary of English
- intransitive v. To bring forth young, as a cat; to kitten; to litter.
- transitive v. To tickle.
- adj. Ticklish; not easily managed; troublesome; difficult; variable.
from The Century Dictionary and Cyclopedia
- To tickle: frequently followed by up.
- Ticklish; difficult; nice; not easily managed; trying; vexatious.
- To litter; bring forth kittens.
- n. A dialectal or obsolete form of kettle.
- n. An obsolete or dialectal form of kiddle.
- To confuse with questions or statements.
From Middle English kitillen, to tickle, probably from Old English *citelian or from Old Norse kitla.(American Heritage® Dictionary of the English Language, Fourth Edition)
From Middle English kitelen, from Norwegian kjetla ("to bring forth young"), equivalent to kit + -le. (Wiktionary)
From Middle English kitelen, from Old English citelian ("to tickle"), from Proto-Germanic *kitilōnan, frequentative form of Proto-Germanic *kitōnan (“to tickle”), from Proto-Indo-European *geid- (“to stick, jab, tickle”). Cognate with Dutch kittelen, kietelen ("to tickle"), Low German kettelen, ketelen ("to tickle"), German kitzeln ("to tickle"), Icelandic kitla ("to tickle"), Swedish kittla, kittsla, Danish kildre and perhaps Old Armenian կիծ- (kic-, "to sting, bite"). Compare tickle. (Wiktionary)