deficient vs scant

deficient and scant both are adjectives.

Word	Noun	Adjective	Verb	Adverb
deficient	No	Yes	No	No
scant	No	Yes	Yes	No

deficient (adjective)	scant (adjective)
of a quantity not able to fulfill a need or requirement	less than the correct or legal or full amount often deliberately so
inadequate in amount or degree
falling short of some prescribed norm

deficient (verb)	scant (verb)
	supply sparingly and with restricted quantities
	limit in quality or quantity
	work hastily or carelessly; deal with inadequately and superficially