Etymograph

English

facetiousness

From facetious + -ness.

A compound of facetious + -ness

Proto-Indo-European *ǵʰweh₂k- ‘to shine’

Latin facētus ‘witty, jocose, facetious’

Latin facētia ‘jest, wit, humor’

French facétieux

English facetious

Today it means

noun The state of being facetious

Language periods are conventional ranges, not dates for this word.

Etymograph / facetiousness