prolong vs carry on

prolong and carry on both are verbs.

Word	Noun	Adjective	Verb	Adverb
prolong	No	No	Yes	No
carry on	No	No	Yes	No

As verbs, carry on is a hypernym of prolong; that is, carry on is a word with a broader meaning than prolong:

Other hypernyms of prolong include bear on, continue, preserve, uphold.

prolong (verb)	carry on (verb)
lengthen in time; cause to be or last longer	continue talking
lengthen or extend in duration or space	direct the course of; manage or control
	misbehave badly; act in a silly or improper way
	keep or maintain in unaltered condition; cause to remain or last