flagellate (v.) Look up flagellate at Dictionary.com
"to whip, scourge," 1620s, from Latin flagellatus, past participle of flagellare "to scourge, lash" (see flagellum). Related: Flagellated; flagellating. An earlier verb for this in English was flagellen (mid-15c.; see flail (v.)).
flagellate (adj.) Look up flagellate at Dictionary.com
1867, from flagellum + -ate (1).