boss vs knobble

boss and knobble both are nouns.

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

As nouns, knobble is a hyponym of boss; that is, knobble is a word with a more specific, narrower meaning than boss:

Other hyponyms of boss include nailhead.

boss (noun)	knobble (noun)
a circular rounded projection or protuberance	a small knob
a person responsible for hiring workers
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

boss (adjective)	knobble (adjective)
exceptionally good

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