pass on vs get across

pass on and get across both are verbs.

Word	Noun	Adjective	Verb	Adverb
pass on	No	No	Yes	No
get across	No	No	Yes	No

As verbs, get across is a hyponym of pass on; that is, get across is a word with a more specific, narrower meaning than pass on:

pass on (verb)	get across (verb)
transmit information	become clear or enter one's consciousness or emotions
cause to be distributed	communicate successfully
move forward, also in the metaphorical sense	travel across or pass over
give to or transfer possession of
place into the hands or custody of
transmit (knowledge or skills)
refer to another person for decision or judgment