gaffer vs boss

gaffer and boss both are nouns.

Word	Noun	Adjective	Verb	Adverb
gaffer	Yes	No	No	No
boss	Yes	Yes	Yes	No

As nouns, gaffer and boss are synonyms defined as:

Other synonyms of gaffer include chief, foreman, honcho.

gaffer (noun)	boss (noun)
a person who exercises control over workers	a circular rounded projection or protuberance
an elderly man	a person responsible for hiring workers
an electrician responsible for lighting on a movie or tv set	a person who exercises control over workers
	a leader in a political party who controls votes and dictates appointments
	a person who exercises control and makes decisions

gaffer (adjective)	boss (adjective)
	exceptionally good

gaffer (verb)	boss (verb)
	raise in a relief