fondler vs petter

fondler and petter both are nouns.

Word	Noun	Adjective	Verb	Adverb
fondler	Yes	No	No	No
petter	Yes	No	No	No

As nouns, fondler and petter are synonyms defined as:

fondler and petter: a lover who gently fondles and caresses the loved one

fondler (noun)	petter (noun)
a lover who gently fondles and caresses the loved one	a lover who gently fondles and caresses the loved one
a molester who touches the intimate parts of the victim