Nouns

(n)veterinarian, veterinary, veterinary surgeon, veta doctor who practices veterinary medicine
(n)veteran, vet, ex-servicemana person who has served in the armed forces

Verbs

(v)vetwork as a veterinarian“She vetted for the farms in the area for many years”
(v)vetexamine carefully“Someone should vet this report before it goes out”
(v)vetprovide (a person) with medical care
(v)vetprovide veterinary care for