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deficiencies

NOUN

imperfection, inadequacy

Synonyms

STRONGEST

dearth defect failing failure fault flaw frailty glitch insufficiency lack scarcity shortage shortcoming weakness

STRONG

absence bug defalcation default deficit demerit dereliction loss need neglect paucity privation scantiness sin want

WEAK

inability to hack it insufficience

Antonyms

STRONGEST

abundance advantage enough excess perfection plenty strength strong point success sufficiency surplus

STRONG

accomplishment achievement

WEAK

adequacy faultlessness satisfaction superfluity

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

It means supplementation should be targeted: based on confirmed deficiencies, clear risk factors, medication use or evidence that someone is not getting enough from food.

From Science Daily • Jun. 6, 2026

The agency rejected Regeneron’s application in October, citing unresolved inspection deficiencies and compliance issues at the Indiana plant.

From Barron's • May 18, 2026

They were so efficient despite their obvious deficiencies, one has to wonder … could this one game blend into several games?

From Los Angeles Times • Apr. 19, 2026

They disdain raw milk as dangerous and ask instead that we appreciate the role of pasteurization and fortified bread, to name two examples, in reducing nutritional deficiencies and food-borne illnesses.

From The Wall Street Journal • Apr. 17, 2026

Despite my romantic deficiencies, I gradually adjusted to township life, and began to develop a sense of inner strength, a belief that I could do well outside the world in which I had grown up.

From "Long Walk to Freedom" by Nelson Mandela