bar
bind
block
block up
blockade
bung
caulk
check valve
chink
choke
choke off
choke up
clog
clog up
cock
congest
constipate
cork
cover
dam
dam up
faucet
fill
fill up
foul
jam
leg
lid
obstipate
obstruct
pack
pale
palisade
peg
picket
pile
pin
plug
plug up
poll
sea cock
shank
spigot
spike
spill
stake
stanch
stay
stench
stopper
stopple
spiled
spiles
spiling
'ave
Stan
canal boat
declaim
lig
ollow
praam