wetter vs wetting agent

wetter and wetting agent both are nouns.

Word	Noun	Adjective	Verb	Adverb
wetter	Yes	No	No	No
wetting agent	Yes	No	No	No

As nouns, wetter and wetting agent are synonyms defined as:

wetter and wetting agent: a chemical agent capable of reducing the surface tension of a liquid in which it is dissolved

Other synonyms of wetter include surface-active agent, surfactant.

wetter (noun)	wetting agent (noun)
a workman who wets the work in a manufacturing process	a chemical agent capable of reducing the surface tension of a liquid in which it is dissolved
someone suffering from enuresis; someone who urinates while asleep in bed
a chemical agent capable of reducing the surface tension of a liquid in which it is dissolved