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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.

"The investigation, prosecution, and trial of Bilal Mohammed and Yusufu Mieraili have been rife with human rights violations and have exposed some of the systemic deficiencies of Thailand's criminal justice system."

From BBC • Jun. 11, 2026

But targeted use of vitamin D, vitamin B12, folate and, in some cases, a multivitamin or protein supplement can help when deficiencies or low intake are present.

From Science Daily • Jun. 6, 2026

They question Hilton’s motives for growing the beard and say all it does is expose his follicle deficiencies in comparison to Bianco’s lush upper lip.

From The Wall Street Journal • May 27, 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

Senior departmental staff invested negligible effort to correct operational deficiencies at the facility.

From "Newjack: Guarding Sing Sing" by Ted Conover