minimum vs skeleton

minimum and skeleton both are nouns.

Word	Noun	Adjective	Verb	Adverb
minimum	Yes	Yes	No	No
skeleton	Yes	No	No	No

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

Other hyponyms of minimum include election threshold.

minimum (noun)	skeleton (noun)
the point on a curve where the tangent changes from negative on the left to positive on the right	the internal supporting structure that gives an artifact its shape
the smallest possible quantity	the hard structure (bones and cartilages) that provides a frame for the body of an animal
	a scandal that is kept secret
	something reduced to its minimal form

minimum (adjective)	skeleton (adjective)
the least possible