Merriam-Webster's Collegiate Dictionary:
chrys-
chrysalid
chrysalis
chrysanthemum
chrysarobin
chryseis
chryso-
chrysoberyl
chrysolite
chrysomelid
chrysophyte
chrysoprase
chrysostom
chrysotile
chthonian
chthonic
chu
chu hsi
chu teh
chu-chou
chu-chou, chuchow
chuanchow
chub
chubb crater
chubbily
chubbiness
chubby
chubut
chuchow
chuck
chuck wagon
chuck-will's-widow
chuckawalla
chuckhole
chuckle
chucklehead
chuckleheaded
chucklesome
chucklingly
chuckwagon
chuckwalla
chudskoe
chuff
chuffed
chug
chugach mountains
chugalug
chugger
chukar
chukar partridge
chukchi
chukchi peninsula
chukchi sea
chukka
chukker
chula vista
chulim
chulym
chum
chum salmon
chumash
chummily
chumminess
chummy
chump
chump change
chumship
chun doo-hwan
chungking
chunk
chunkily
chunky
chunter
chuppa
chuppah
chur
church
church father
church key
church mode
church of england
church register
church school
church slavic
church slavonic
churched
churchgoer
churchgoing
churchianity
churchill
churchill falls
churchillian
churching
churchless
churchliness
churchly
churchman