anti-aircraft
antisubmarine
antitank
apologetic
defending
en garde
excusatory
to stand on the defensive
covering
custodial
fostering
guardian
guarding
immunizing
parental
preventive
prophylactic
protecting
protective
safeguard
safeguarding
screening
self-defensive
self-preservative
self-protective
sheltering
shielding
tutelary
vigilant
watchful
attitude
mental attitude
on the defensive
critical
military
offensive
tactical
apprehensive
comprehensive
counteroffensive
expensive
extensive
hypertensive
inexpensive
inoffensive
intensive
pensive