diluviate

Borrowed from Latin dīluviātus, perfect passive participle of dīluviō, see -ate (verb-forming suffix).

diluviate (third-person singular simple present diluviates, present participle diluviating, simple past and past participle diluviated)

1. (obsolete) To run as a flood. [17th century]

• “diluviate”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.