beggar vs cadger

beggar and cadger both are nouns.

Word	Noun	Adjective	Verb	Adverb
beggar	Yes	No	Yes	No
cadger	Yes	No	No	No

As nouns, cadger is a hyponym of beggar; that is, cadger is a word with a more specific, narrower meaning than beggar:

Other hyponyms of beggar include beggarman, beggarwoman, mooch, moocher, scrounger, panhandler, sannyasi, sannyasin, sanyasi.

beggar (noun)	cadger (noun)
a pauper who lives by begging	someone who mooches or cadges (tries to get something free)

beggar (verb)	cadger (verb)
reduce to beggary
be beyond the resources of