scant vs deficient

scant and deficient both are adjectives.

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

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

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