turn on vs charge up

turn on and charge up both are verbs.

Word	Noun	Adjective	Verb	Adverb
turn on	No	No	Yes	No
charge up	No	No	Yes	No

As verbs, turn on and charge up are synonyms defined as:

Other synonyms of turn on include agitate, charge, commove, excite, rouse.

turn on (verb)	charge up (verb)
become hostile towards	cause to be agitated, excited, or roused
get high, stoned, or drugged
cause to operate by flipping a switch
to evoke sexual feelings
cause to be agitated, excited, or roused
produce suddenly or automatically
be contingent on