Etymograph

English

lazy louse

From lazy + louse (“a contemptible person”).

A compound of lazy + louse ‘a contemptible person’

Middle Low German lasich ‘slack, feeble, lazy’

English lazy

Proto-Germanic *lūs

Proto-West Germanic *lūs

Old English lūs

Middle English lous

English louse

Today it means

noun One who is lazy; a lazy ass.

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

Etymograph / lazy louse