CUCKING
CUCKOLD
CUCKOLDED
CUCKOLDING
CUCKOLDISE
CUCKOLDISED
CUCKOLDISES
CUCKOLDISING
CUCKOLDIZE
CUCKOLDIZED
CUCKOLDIZES
CUCKOLDIZING
CUCKOLDLY
CUCKOLDOM
CUCKOLDOMS
CUCKOLDRIES
CUCKOLDRY
CUCKOLDS
CUCKOO
CUCKOOED
CUCKOOFLOWER
CUCKOOFLOWERS
CUCKOOING
CUCKOOPINT
CUCKOOPINTS
CUCKOOS
CUCULIFORM
CUCULLATE
CUCULLATED
CUCULLATELY
CUCUMBER
CUCUMBERS
CUCUMIFORM
CUCURBIT
CUCURBITACEOUS
CUCURBITAL
CUCURBITS

37 words start with CUC.