Quick definitions from WordNet (sufficiency)
▸ noun: the quality of being sufficient for the end in view ("He questioned the sufficiency of human intelligence")
▸ noun: sufficient resources to provide comfort and meet obligations ("Her father questioned the young suitor's sufficiency")
▸ noun: an adequate quantity; a quantity that is large enough to achieve a purpose ("There is more than a sufficiency of lawyers in this country")
▸ Also see sufficiency
▸ noun: the quality of being sufficient for the end in view ("He questioned the sufficiency of human intelligence")
▸ noun: sufficient resources to provide comfort and meet obligations ("Her father questioned the young suitor's sufficiency")
▸ noun: an adequate quantity; a quantity that is large enough to achieve a purpose ("There is more than a sufficiency of lawyers in this country")
▸ Also see sufficiency