take on vs resume

take on is not a noun while resume is a noun.

Word	Noun	Adjective	Verb	Adverb
take on	No	No	Yes	No
resume	Yes	No	Yes	No

As verbs, resume is a hyponym of take on; that is, resume is a word with a more specific, narrower meaning than take on:

take on (noun)	resume (noun)
	short descriptive summary (of events)
	a summary of your academic and work history

take on (verb)	resume (verb)
take on a certain form, attribute, or aspect	take up or begin anew
contend against an opponent in a sport, game, or battle	return to a previous location or condition
admit into a group or community	give a summary (of)
accept as a challenge	assume anew
take on titles, offices, duties, responsibilities