ebb vs beleaguer

ebb is a noun but beleaguer is not a noun.

Word	Noun	Adjective	Verb	Adverb
ebb	Yes	No	Yes	No
beleaguer	No	No	Yes	No

As verbs, beleaguer is a hypernym of ebb; that is, beleaguer is a word with a broader meaning than ebb:

ebb: hem in fish with stakes and nets so as to prevent them from going back into the sea with the ebb
beleaguer: surround so as to force to give up

Other hypernyms of ebb include besiege, circumvent, hem in, surround.

ebb (noun)	beleaguer (noun)
the outward flow of the tide
a gradual decline (in size or strength or power or number)

ebb (verb)	beleaguer (verb)
fall away or decline	surround so as to force to give up
hem in fish with stakes and nets so as to prevent them from going back into the sea with the ebb	annoy persistently
flow back or recede