advocate
aegis
arch dam
arm guard
back
bamboo curtain
bank
bar
barrage
barrier
bear-trap dam
beaver dam
boom
breakwater
breastwork
brick wall
buffer
bulkhead
bulwark
bumper
champion
cofferdam
contraceptive
copyright
crash helmet
cushion
dam
dashboard
defense
dike
ditch
dodger
earthwork
embankment
face mask
fence
fender
finger guard
foot guard
fuse
gate
goggles
governor
gravity dam
groin
guard
guardrail
hand guard
handrail
hard hat
fencing
infielder
play
precaution
safeguard
backstopped
backstopping
backstops
24-month
autoclave
benchtop
bimonthly
bonefish
complink
corem
disperser
isolator
medicine-chest
non-binding
organization-wide
override
pillar-box
residents'
riveter
sex-offender
sphygmomanometer
spy-ray
unfunded
unshakeable
view-screen
west-wind