As verbs the difference between facks and nacks
is that facks is third-person singular of fack while nacks is third-person singular of nack.
facks
English
Verb
(head)
(fack)
----
fack
English
Alternative forms
* (l) (obsolete)
Noun
(
en noun)
One of the four stomachs of a ruminating animal; rumen; paunch.
----
nacks
English
Verb
(head)
(nack)
Anagrams
*
nack
English
Verb
(
en verb)
(computing) To acknowledge negatively; to send a NAK signal to.