Morpheme
Knack
Type
free base
Denotation
special skill, deception, trick, device, sharp blow
Etymology
of unknown origin; possibly variant of Middle English krak, knakke, knakken; of onomatopoeic origin
Evidence
knack, knacked, knackiness, knacking, knackish, knackless, knacks, knacky, knickknack, knickknackery, knickknacks
