As nouns the difference between personnel and barracks
is that personnel is employees; office staff while barracks is plural of lang=en.
As a verb barracks is
third-person singular of barrack.
personnel
English
Noun
(-)
employees; office staff
Usage notes
* Not to be confused with personal.
barracks
Noun
(head)
A group of buildings used by military personnel as housing
Verb
(head)
(barrack)