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Pronunciation varies by accent · noun
(very rare) The state or condition of being unpainful; painlessness..
Use unpainfulness when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Unpainfulness means (very rare) The state or condition of being unpainful; painlessness..
The closest synonym depends on the sentence and intended sense.
Possible antonyms include painfulness.
Use unpainfulness where its definition matches the intended context.
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