"excrement, act of voiding excrement," Old English (in cac-hus); as a verb, "to void excrement," mid-15c., from Latin cacare (see caca). Related: Cacked; cacking. Cack-handed (also cag-handed) "left-handed; awkward" is from 1854.
cache-sexe
cachet
cachexia
cachinnate
cachinnation
cack
cackle
caco-
cacoethes
caconym
cacoon