Inundate

in·un·date (nn-dt, nn-)
tr.v. in·un·dat·ed, in·un·dat·ing, in·un·dates

1. To cover with water, especially floodwaters.

2. To overwhelm as if with a flood; swamp (ex: Kristi is inundated with nursing school).

(Source: www.thefreedictionary.com)