swan vs tell

swan is a noun but tell is not a noun.

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

As verbs, tell is a hyponym of swan; that is, tell is a word with a more specific, narrower meaning than swan:

Other hyponyms of swan include hold, claim, take, attest, declare, protest, assure.

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

swan (verb)	tell (verb)
to declare or affirm solemnly and formally as true	discern or comprehend
move about aimlessly or without any destination, often in search of food or employment	mark as different
sweep majestically	let something be known
	narrate or give a detailed account of
	give instructions to or direct somebody to do something with authority
	give evidence
	express in words
	inform positively and with certainty and confidence