charge up vs bother

charge up is not a noun while bother is a noun.

Word	Noun	Adjective	Verb	Adverb
charge up	No	No	Yes	No
bother	Yes	No	Yes	No

As verbs, bother is a hyponym of charge up; that is, bother is a word with a more specific, narrower meaning than charge up:

Other hyponyms of charge up include hype up, psych up, pother, electrify.

charge up (noun)	bother (noun)
	something or someone that causes trouble; a source of unhappiness
	an angry disturbance

charge up (verb)	bother (verb)
cause to be agitated, excited, or roused	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