noun

smoothness

smoothness, evenness, fluency

I admire the smoothness of the silk.

I admire the smoothness of the silk.

The smoothness of the process was impressive.

The smoothness of the process was impressive.

the smoothness of ((sth.)) (the quality of being smooth) The smoothness of the wood was surprising.

Synonyms: evenness, sleekness, fluency; Antonyms: roughness, unevenness

From 'smooth' + '-ness' (a suffix forming nouns from adjectives, indicating a state or quality).

The '-ness' suffix turns the adjective 'smooth' into a noun describing the quality of being smooth.

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