Drool
来自Big Physics
early 19th century: contraction of drivel.
wiktionary
From earlier drule, apparently a corruption of drivel (compare snool from snivel). Compare also Middle English drullen(“to stagger, drool”), Dutch druilen(“to be listless, snooze”).
etymonline
drool (v.)
"drivel, slobber, drip saliva, as an infant does," 1802, drule, apparently a dialectal variant or contraction of drivel. Related: Drooled; drooling. The noun is from 1869.
