bear on vs prolong

bear on and prolong both are verbs.

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

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

bear on (verb)	prolong (verb)
have an effect upon	lengthen in time; cause to be or last longer
press, drive, or impel (someone) to action or completion of an action	lengthen or extend in duration or space
be relevant to
keep or maintain in unaltered condition; cause to remain or last