As verbs the difference between necks and nacks
is that necks is third-person singular of neck while nacks is third-person singular of nack.
As a noun necks
is plural of lang=en.
necks
English
Noun
(head)
Verb
(head)
(neck)
Anagrams
*
nacks
English
Verb
(head)
(nack)
Anagrams
*
nack
English
Verb
(
en verb)
(computing) To acknowledge negatively; to send a NAK signal to.