resourcefulness vs resourceful

resourcefulness is a noun but resourceful is not a noun.

Word	Noun	Adjective	Verb	Adverb
resourcefulness	Yes	No	No	No
resourceful	No	Yes	No	No

resourcefulness (noun)	resourceful (noun)
the quality of being able to cope with a difficult situation
the ability to deal resourcefully with unusual problems

resourcefulness (adjective)	resourceful (adjective)
	having inner resources; adroit or imaginative