inadequate

adjectives

lacking the requisite qualities or resources to meet a task

"inadequate training"; "the staff was inadequate"; "she was unequal to the task"

inadequate, unequal

is derived from

antonym

not sufficient to meet a need

"an inadequate income"; "a poor salary"; "money is short"; "on short rations"; "food is in short supply"; "short on experience"

inadequate, poor, short

is derived from