Mawson, C.O.S., ed. (1870–1938). Roget’s International Thesaurus. 1922.
Class II. Words Relating to SpaceSection IV. Motion
4. Motion with Reference to Direction
310. Plunge.
SUBMERGENCE, submersion, immersion, engulfment [rare].
DIVER; diving bird, loon, auk, penguin, grebe, sea duck &c.
SUBMERGE, submerse; immerse; douse or dowse, sink, engulf, send to the bottom; send to -Davy Jones’s locker, – feed the fishes.
FOUNDER, welter, wallow; get out of one’s depth; go to the bottom, go down like a stone.