/ ˈskɪtɪʃ; NAmE / adjective
1.
( of horses ) easily excited or frightened and therefore difficult to control
2.
( of people ) not very serious and with ideas and feelings that keep changing
3.
( especially NAmE , business ) likely to change suddenly :
skittish financial markets
► skit·tish·ly adverb
► skit·tish·ness noun [ U ]
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WORD ORIGIN
late Middle English : perhaps from the rare verb skit move lightly and rapidly .