The condition of being wet. / Moisture. / Rainy or damp weather.

plural of wetness

A painting technique, used mostly in oil painting, in which layers of wet paint are applied to previous layers of wet paint.

simple past tense and past participle of wet

Made up of liquid or moisture, usually (but not always) water. / Of an object, etc.: covered or impregnated with liquid, usually (but not always) water.

Liquid or moisture. / Rainy weather. / (Australia) Rainy season. (often capitalized)

(transitive) To cover or impregnate with liquid. / (transitive) To accidentally urinate in or on. / (intransitive) To make or become wet.

present participle of wet

The act of making something wet. / The act of accidental urination on or in something. / (US, MLE, slang) An act of murdering or seriously injuring someone.

That makes (something) wet.