ebbing vs ebb

ebbing and ebb both are nouns.

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

As nouns, ebbing and ebb are synonyms defined as:

ebbing and ebb: a gradual decline (in size or strength or power or number)

Other synonyms of ebbing include wane.

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

ebbing (verb)	ebb (verb)
	fall away or decline
	hem in fish with stakes and nets so as to prevent them from going back into the sea with the ebb
	flow back or recede