interesting, i’m in the american south too and i’ve only ever heard car-uh! granted, i haven’t met that many cara/karas, but car-uh would be the pronunciation i would default to
American [name_m]South[/name_m]- I’ve only heard [name_f]Cara[/name_f] and [name_f]Kara[/name_f] pronounced as care-ah.
Like CARE-uh.