The condition or quality of being sufficient.(noun)
An adequate amount or quantity.(noun)
Adequate means to live in modest comfort.(noun)
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Use "sufficiency" in a sentence
"IBBS: Well, the American Association of State Highway and Transportation Officials, AASHTO, has what they call a sufficiency rating index."
"Otoh, the more sophisticated humans become the less self-sufficiency is an applicable idea."
"The whole idea of "self sufficiency" is fraught with peril."