ruffle vs gravel

ruffle and gravel both are nouns.

Word	Noun	Adjective	Verb	Adverb
ruffle	Yes	No	Yes	No
gravel	Yes	No	Yes	No

As verbs, gravel is a hypernym of ruffle; that is, gravel is a word with a broader meaning than ruffle:

Other hypernyms of ruffle include annoy, bother, chafe, devil, get at, get to, irritate, nark, nettle, rag, rile, vex.

ruffle (noun)	gravel (noun)
a noisy fight	rock fragments and pebbles
a high tight collar
a strip of pleated material used as a decoration or a trim

ruffle (verb)	gravel (verb)
pleat or gather into a ruffle	be a mystery or bewildering to
erect or fluff up	cover with gravel
disturb the smoothness of	cause annoyance in; disturb, especially by minor irritations
twitch or flutter
mix so as to make a random order or arrangement
trouble or vex
discompose
stir up (water) so as to form ripples
to walk with a lofty proud gait, often in an attempt to impress others