plague vs gravel

plague and gravel both are nouns.

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

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

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

plague (noun)	gravel (noun)
an annoyance	rock fragments and pebbles
any large scale calamity (especially when thought to be sent by God)
a swarm of insects that attack plants
a serious (sometimes fatal) infection of rodents caused by Yersinia pestis and accidentally transmitted to humans by the bite of a flea that has bitten an infected animal
any epidemic disease with a high death rate

plague (verb)	gravel (verb)
annoy continually or chronically	be a mystery or bewildering to
cause to suffer a blight	cover with gravel
	cause annoyance in; disturb, especially by minor irritations