As verbs the difference between fritting and fretting
is that fritting is present participle of frit while fretting is present participle of fret.
As nouns the difference between fritting and fretting
is that fritting is the formation of frit or slag by heat with only incipient fusion while fretting is action of the verb to fret.
fritting
English
Verb
(head)
Noun
(-)
The formation of frit or slag by heat with only incipient fusion.