"Unproficiency" is a word in ENGLISH

unproficiency ENGLISH
Definition:

Want of proficiency or improvement.

Few words of positivity

Serious sport is war minus the shooting.

George Orwell

WORD SUGGESTIONS
Laugh your heart out.

Where do old bowling balls end up?In the gutter!

improficiency ENGLISH

Want of proficiency.

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Want of proficiency; failure to make progress.

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