(adj): vs. adequate), unequal -- (lacking the requisite qualities or resources to meet a task
(adj): vs. sufficient), deficient -- (of a quantity not able to fulfill a need or requirement
(adj): no longer sufficient
(adj): not sufficient to meet a need
(adj): containing little excess
(adj): predicate), short -- (less than the correct or legal or full amount often deliberately so
(adj): predicate) -- (short
(adj): falling short of some prescribed norm
(adj): vs. standard) -- (varying from or not adhering to a standard
deFicIenT