fiddle vs shirk

fiddle is a noun but shirk is not a noun.

Word	Noun	Adjective	Verb	Adverb
fiddle	Yes	No	Yes	No
shirk	No	No	Yes	No

As verbs, fiddle and shirk are synonyms defined as:

Other synonyms of fiddle include goldbrick, shrink from.

fiddle (noun)	shirk (noun)
bowed stringed instrument that is the highest member of the violin family; this instrument has four strings and a hollow body and an unfretted fingerboard and is played with a bow

fiddle (verb)	shirk (verb)
try to fix or mend	avoid dealing with
manipulate manually or in one's mind or imagination	avoid (one's assigned duties)
play around with or alter or falsify, usually secretively or dishonestly
play the violin or fiddle
play on a violin
commit fraud and steal from one's employer
avoid (one's assigned duties)