improficiency
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English[edit]
Alternative forms[edit]
Noun[edit]
improficiency (countable and uncountable, plural improficiencies)
- Lack of proficiency.
- linguistic improficiency
References[edit]
- “improficiency”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.