submerge

verb5

1. •
   To sink out of sight.

   • The submarine submerged in the water.
2. •
   To put into a liquid; to immerse; to plunge into and keep in.

   • In films, many people are murdered by being submerged in swimming pools.
3. •
   To be below the surface of the sea, a lake, river, etc.
4. •
   (figurative) To engulf or overwhelm.

   • Because of the death of his father, he is submerged in sorrow.
5. •
   (figurative) To drown or suppress.

   • Mrs Dibble made for the kitchen, stumping violently with her crutches and heaving her bulk along with the obvious determination to submerge her wrongs by resorting to the gin-bottle. — 1950