chit (n.1)

"large, spotted cat of India," 1704, from Hindi chita "leopard," from Sanskrit chitraka "hunting leopard, tiger," literally "speckled," from chitra-s "distinctively marked, variegated, many-colored, bright, clear" (from PIE *kit-ro-, from root *skai- "to shine, gleam, be bright;" see shine (v.)) + kayah "body" (from PIE *kwei- "to build, make;" see poet).

late 14c., kitoun, "the young of a domesticated cat," probably from an Anglo-French variant of Old French chaton, chitoun (Old North French caton) "little cat," a diminutive of chat "cat," from Late Latin cattus (see cat (n.)). In playful use, "a young girl, a sweetheart," from 1870. As a verb, "bring forth kittens," late 15c. To have kittens "lose one's composure" is from 1908.