yarn vs introduction

yarn and introduction both are nouns.

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

yarn (noun)	introduction (noun)
a fine cord of twisted fibers (of cotton or silk or wool or nylon etc.) used in sewing and weaving	the act of putting one thing into another
the act of giving an account describing incidents or a course of events	the act of beginning something new
	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

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