rub along vs get by

rub along and get by both are verbs.

Word	Noun	Adjective	Verb	Adverb
rub along	No	No	Yes	No
get by	No	No	Yes	No

As verbs, get by is a hypernym of rub along; that is, get by is a word with a broader meaning than rub along:

rub along: manage one's existence barely
get by: succeed in doing, achieving, or producing (something) with the limited or inadequate means available

Other hypernyms of rub along include contend, cope, deal, grapple, make do, make out, manage.

rub along (verb)	get by (verb)
manage one's existence barely	escape potentially unpleasant consequences; get away with a forbidden action
	pass or move in front of
	succeed in doing, achieving, or producing (something) with the limited or inadequate means available