bum vs cadge

bum is a noun but cadge is not a noun.

Word	Noun	Adjective	Verb	Adverb
bum	Yes	Yes	Yes	No
cadge	No	No	Yes	No

As verbs, bum and cadge are synonyms defined as:

Other synonyms of bum include grub, mooch, sponge.

bum (noun)	cadge (noun)
the fleshy part of the human body that you sit on
a vagrant
a person who is deemed to be despicable or contemptible
person who does no work

bum (adjective)	cadge (adjective)
of very poor quality; flimsy

bum (verb)	cadge (verb)
ask for and get free; be a parasite	ask for and get free; be a parasite
be lazy or idle	obtain or seek to obtain by cadging or wheedling