assert vs swan

assert is not a noun while swan is a noun.

Word	Noun	Adjective	Verb	Adverb
assert	No	No	Yes	No
swan	Yes	No	Yes	No

As verbs, assert and swan are synonyms defined as:

Other synonyms of assert include affirm, aver, avow, swear, verify.

assert (noun)	swan (noun)
	stately heavy-bodied aquatic bird with very long neck and usually white plumage as adult

assert (verb)	swan (verb)
postulate positively and assertively	to declare or affirm solemnly and formally as true
to declare or affirm solemnly and formally as true	move about aimlessly or without any destination, often in search of food or employment
state categorically	sweep majestically
insist on having one's opinions and rights recognized