English Dictionary

-ness

/nəs/

suffix

Appended to adjectives to form nouns meaning "the state of being (the adjective)", "the quality of being (the adjective)", or "the measure of being (the adjective)".

-ness is a suffix that forms abstract nouns indicating a state or condition.

意味（1）

Appended to adjectives to form nouns meaning "the state of being (the adjective)", "the quality of being (the adjective)", or "the measure of being (the adjective)".

calm + -ness → calmness

意味（2）

Appended to words of other parts of speech to form nouns (often nonce words or terms in philosophy) meaning the state/quality/measure of the idea represented by these words.

that + -ness → thatness