plague vs beset

plague is a noun but beset is not a noun.

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

As verbs, plague and beset are synonyms defined as:

Other synonyms of plague include chevvy, chevy, chivvy, chivy, harass, harry, hassle, molest, provoke.

plague (noun)	beset (noun)
an annoyance
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)	beset (verb)
annoy continually or chronically	assail or attack on all sides:
cause to suffer a blight	decorate or cover lavishly (as with gems)
	annoy continually or chronically