wetting vs leak

wetting and leak both are nouns.

Word	Noun	Adjective	Verb	Adverb
wetting	Yes	No	No	No
leak	Yes	No	Yes	No

As nouns, wetting and leak are synonyms defined as:

Other synonyms of wetting include making water, passing water.

wetting (noun)	leak (noun)
the act of making something wet	unauthorized (especially deliberate) disclosure of confidential information
a euphemism for urination	the discharge of a fluid from some container
	an accidental hole that allows something (fluid or light etc.) to enter or escape
	a euphemism for urination
	soft watery rot in fruits and vegetables caused by fungi

wetting (verb)	leak (verb)
	have an opening that allows light or substances to enter or go out
	enter or escape as through a hole or crack or fissure
	tell anonymously
	be leaked