get on vs go in

get on and go in both are verbs.

Word	Noun	Adjective	Verb	Adverb
get on	No	No	Yes	No
go in	No	No	Yes	No

As verbs, go in is a hypernym of get on; that is, go in is a word with a broader meaning than get on:

Other hypernyms of get on include come in, enter, get in, get into, go into, move into.

get on (verb)	go in (verb)
develop in a positive way	to come or go into
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