chief vs boss

chief and boss both are nouns.

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

As nouns, chief and boss are synonyms defined as:

Other synonyms of chief include foreman, gaffer, honcho.

chief (noun)	boss (noun)
a person who is in charge	a circular rounded projection or protuberance
a person who exercises control over workers	a person responsible for hiring workers
the head of a tribe or clan	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

chief (adjective)	boss (adjective)
most important element	exceptionally good

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