drub vs thresh

drub and thresh both are verbs.

Word	Noun	Adjective	Verb	Adverb
drub	No	No	Yes	No
thresh	No	No	Yes	No

drub (verb)	thresh (verb)
beat thoroughly and conclusively in a competition or fight	give a thrashing to; beat hard
	beat the seeds out of a grain
	move or stir about violently
	move like a flail; thresh about