yarn vs tell

yarn is a noun but tell is not a noun.

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

As verbs, tell is a hypernym of yarn; that is, tell is a word with a broader meaning than yarn:

Other hypernyms of yarn include narrate, recite, recount.

yarn (noun)	tell (noun)
a fine cord of twisted fibers (of cotton or silk or wool or nylon etc.) used in sewing and weaving
the act of giving an account describing incidents or a course of events

yarn (verb)	tell (verb)
tell or spin a yarn	discern or comprehend
	mark as different
	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