get on vs climb on

get on and climb on both are verbs.

Word	Noun	Adjective	Verb	Adverb
get on	No	No	Yes	No
climb on	No	No	Yes	No

As verbs, get on and climb on are synonyms defined as:

Other synonyms of get on include bestride, hop on, jump on, mount, mount up.

get on (verb)	climb on (verb)
develop in a positive way	get up on the back of
appear in a show, on T.V. or radio
grow old or older
get up on the back of
grow late or (of time) elapse
get on board of (trains, buses, ships, aircraft, etc.)
have smooth relations