climbing vs mounting

climbing and mounting both are nouns.

Word	Noun	Adjective	Verb	Adverb
climbing	Yes	No	No	No
mounting	Yes	No	No	No

As nouns, climbing and mounting are synonyms defined as:

climbing and mounting: an event that involves rising to a higher point (as in altitude or temperature or intensity etc.)

Other synonyms of climbing include climb.

climbing (noun)	mounting (noun)
an event that involves rising to a higher point (as in altitude or temperature or intensity etc.)	framework used for support or display
	an event that involves rising to a higher point (as in altitude or temperature or intensity etc.)