christ's resurrection

christ's-thorn

chuck-will's-widow

clark's nutcracker

climbing bird's nest fern

clinton's lily

clustered lady's slipper

coal miner's lung

cobbler's last

cock's eggs

coeur d'alene

coeur d'alene lake

collector's item

colorado four o'clock

commedia dell'arte

common devil's claw

common four-o'clock

common lady's-slipper

common st john's wort

compositor's case

comstock's mealybug

conn's syndrome

cooley's anaemia

cooley's anemia

cool one's heels

cooper's hawk

copper's nark

cote d'azur

cote d'ivoire

cote d'ivoire franc

coulomb's law

coup d'etat

coup d'oeil

court of saint james's

cowper's gland

cow's head

cows' milk

cox's orange pippin

crane's bill

creeping st john's wort

crohn's disease

croupier's rake

crow's feet

crow's foot

crow's nest

cuckoo's nest

culver's physic

culver's root

cupid's bow

cupid's dart

cupid's disease

cupid's itch

cushing's disease

cushing's syndrome

custer's last stand

customer's broker

customer's man

dall's sheep

dalton's law

dalton's law of partial pressures

dame's violet

darier's disease

davidson's penstemon

davis' birthday

davy jones's locker

davy's gray

davy's grey

da'wah

dawson's encephalitis

dead-man's-fingers

dead-man's float

dead-men's-fingers

death's head

death's-head moth

deer's-ear

deer's-ears

de l'orme

democratic people's republic of korea