hard

hard kill / hard-kill

hard base

hard core

hard intelligence

hard power

hard radiation

hard surface runway

hard target

hard-core projectile

ballistic plate, hard armour plate

hard deck

hard foam inner lining, shock absorbing liner

hard and deeply buried target

brake hard

arrow-shaped finned hard core projectile

hard carbon

hard core shell

hard extraction

hard fiber plug

hard pumped

hard rubber tire

hard running

hard service

hard sludge

hard standing

hard starting

hard steel plug

hard to hit target

hard trigger pull

hard-boiled shooter

hard-hitting

hard-nose bullet