Topic summary
-ness

Extracted from the Wikipedia article Suffix.
Derivation
- -ly (usually changes adjectives into adverbs, but also some nouns into adjectives)
- -al /-ual (usually changes nouns into adjectives)
- -ic /-ical (usually changes nouns into adjectives)
- -ish (usually changes nouns into adjectives/class-maintaining, with the word class remaining an adjective)
- -ful (usually changes nouns into adjectives)
- -oid (usually changes nouns into adjectives)
- -like (usually changes nouns into adjectives)
- -less (usually changes nouns into adjectives)
- -able/-ible (usually changes verbs into adjectives)
- -ant (usually changes verbs into nouns, often referring to a human agent)
- -tion/-ion/-ation (usually changes verbs into nouns)
- -ment (usually changes verbs into nouns)
- -ity (usually changes adjectives into nouns)
- -ness (usually changes adjectives into nouns)
- -fy (usually changes nouns into verbs)
- -ise/-ize (usually changes nouns into verbs)
- -ess (usually class-maintaining, with the word class remaining a noun)
- -ism (usually class-maintaining, with the word class remaining a noun)
- -ist (usually class-maintaining, with the word class remaining a noun)
- -hood (usually class-maintaining, with the word class remaining a noun)
- -logy/-ology (usually class-maintaining, with the word class remaining a noun)
- -um (usually) museum; stadium; auditorium; aquarium; planetarium; medium
- -wise From wīse ("manner, way, condition, direction")