get on vs hop on

get on and hop on both are verbs.

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

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

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

get on (verb)	hop 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