submerge (v.)
sink below the surface; go under or as if under water
[ Syn: submerse ]
cover completely or make imperceptible; I was drowned in work; The noise drowned out her speech
[ Syn: drown , overwhelm ]
put under water; submerge your head completely
[ Syn: submerse ]
fill or cover completely, usually with water
[ Syn: inundate , deluge ]