cocker
cockleshell
corrugate
crease
crimp
crimple
crinkle
crumple
darnel
dimple
false wheat
fret
furrow
knit
knot
oast
pucker
purse
ridge
rimple
ripple
ruck
ruckle
rumple
shirr
wimple
wrinkle
crisp
flow
flux
scrunch
scrunch up
shellfish
cockled
cockles
cockling
aquatic cockle
cocklebur
corn cockle
abalone
barnacle
bluefish
borers
clam
conch
corrugation
cowrie
crab
cuttle-fish
herring
lobster
mollusk
mullet
mussel
periwinkle
prawn
scallop
shrimp
snail
squid
tortoise
debacle
gonococcal
mochel
rockel