As verbs the difference between gaf and laff
is that gaf is while laff is (chiefly|humorous|or|for children).
As a noun laff is
(chiefly|humorous|or|for children).
gaf
Not English
Gaf has no English definition. It may be misspelled.
laff
English
Noun
(
en noun)
(chiefly, humorous, or, for children)
Verb
(
en verb)
(chiefly, humorous, or, for children)