IPA: /ˈwɛtnəs/
KK: /ˈwɛtnəs/
The state or quality of being covered with water or another liquid.
The wetness of the ground made it difficult to walk without slipping.
Wetness → It is formed from "wet" (from Old English *wæt*, meaning moist or damp) and "-ness" (a suffix used to form nouns indicating a state or condition). The word "wetness" refers to the state or condition of being wet or moist.
Think of the Old English word for moist ('wæt') to remember that 'wetness' describes the condition of being moist.