penurious vs penniless

penurious and penniless both are adjectives.

Word	Noun	Adjective	Verb	Adverb
penurious	No	Yes	No	No
penniless	No	Yes	No	No

As adjectives, penurious and penniless are synonyms defined as:

Other synonyms of penurious include hard up, impecunious, in straitened circumstances, pinched.

penurious (adjective)	penniless (adjective)
not having enough money to pay for necessities	not having enough money to pay for necessities
excessively unwilling to spend