steering committee vs committee

steering committee and committee both are nouns.

Word	Noun	Adjective	Verb	Adverb
steering committee	Yes	No	No	No
committee	Yes	No	No	No

As nouns, committee is a hypernym of steering committee; that is, committee is a word with a broader meaning than steering committee:

steering committee: a committee to arrange the order of business for some larger (legislative) body
committee: a special group delegated to consider some matter

Other hypernyms of steering committee include commission.

steering committee (noun)	committee (noun)
a committee to arrange the order of business for some larger (legislative) body	a special group delegated to consider some matter
	a self-constituted organization to promote something