bother vs thorn

bother and thorn both are nouns.

Word	Noun	Adjective	Verb	Adverb
bother	Yes	No	Yes	No
thorn	Yes	No	No	No

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

Other hyponyms of bother include nuisance, irritant, plague.

bother (noun)	thorn (noun)
something or someone that causes trouble; a source of unhappiness	something that causes irritation and annoyance
an angry disturbance	a Germanic character of runic origin
	a small sharp-pointed tip resembling a spike on a stem or leaf

bother (verb)	thorn (verb)
cause annoyance in; disturb, especially by minor irritations
make confused or perplexed or puzzled
make nervous or agitated
intrude or enter uninvited
take the trouble to do something; concern oneself
to cause inconvenience or discomfort to