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Definition of inadequacy
inadequacy
/ɪnˈædɪkwəsi/
in · ad · e · qua · cy
Adverb:inadequately
•Plural:inadequacies
•Adjective:inadequate
inadequacy Lexical Profile
CEFR
C1
Grade
10
Tier
2
Usage
Top 10k
Syllables
5
inadequacy Game Scores & Validity
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Scrabble UK
WWF
Wordle Guess
• noun
1
The state or quality of being insufficient, defective, or falling short of a required standard or quantity.
Example
"The audit revealed the serious inadequacy of the existing safety protocols."
2
An inability to deal with a situation or with life; a personal flaw, weakness, or sense of inferiority.
Example
"Starting a demanding new career often brings temporary feelings of personal inadequacy."
Synonyms
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Word Origin & Etymology
Coined in the early 18th century from the adjective 'inadequate' and the noun suffix '-acy', tracing back to the Latin 'adaequatus' (made equal to), from 'ad-' (to) and 'aequare' (to make equal).
Cite this Entry
Wordmom. (2026). Definition of Inadequacy. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/inadequacy