Whelm

1. v. t. To throw (something) over a thing so as to cover it.
2. v. t. To cover with water or other fluid; to cover by immersion in something that envelops on all sides; to overwhelm; to ingulf.
3. v. t. Fig.: To cover completely, as if with water; to immerse; to overcome; as, to whelm one in sorrows.

The word meanings were obtained from OPTED(The Online Plain Text English Dictionary), which is based on “The Project Gutenberg Etext of Webster’s Unabridged Dictionary” which is in turn based on the 1913 US Webster’s Unabridged Dictionary (See Project Gutenburg), as a text file.