introduction vs yarn

introduction and yarn both are nouns.

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

introduction (noun)	yarn (noun)
the act of putting one thing into another	a fine cord of twisted fibers (of cotton or silk or wool or nylon etc.) used in sewing and weaving
the act of beginning something new	the act of giving an account describing incidents or a course of events
the act of starting something for the first time; introducing something new
the first section of a communication
formally making a person known to another or to the public
a basic or elementary instructional text
a new proposal

introduction (verb)	yarn (verb)
	tell or spin a yarn