beseech vs plead

beseech and plead both are verbs.

Word	Noun	Adjective	Verb	Adverb
beseech	No	No	Yes	No
plead	No	No	Yes	No

As verbs, plead is a hypernym of beseech; that is, plead is a word with a broader meaning than beseech:

beseech (verb)	plead (verb)
ask for or request earnestly	appeal or request earnestly
	enter a plea, as in courts of law
	offer as an excuse or plea
	make an allegation in an action or other legal proceeding, especially answer the previous pleading of the other party by denying facts therein stated or by alleging new facts