pass on vs slip by

pass on and slip by both are verbs.

Word	Noun	Adjective	Verb	Adverb
pass on	No	No	Yes	No
slip by	No	No	Yes	No

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

pass on (verb)	slip by (verb)
transmit information	for time to move forward
cause to be distributed
move forward, also in the metaphorical sense
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