- biocide
- bionic
- bocce
- bocci
- bodice
- cede
- ceded
- cocci
- cocoon
- cocooned
- code
- coded
- codeine
- codon
- coed
- coin
- coincide
- coincided
- coincidence
- coined
- concede
- conceded
- condo
- condone
- condoned
- cone
- coned
- conic
- conned
- cooed
- decide
- decided
- deco
- decode
- decoded
- deice
- deiced
- deicide
- dice
- diced
- ecocide
- encode
- encoded
- iced
- icon
- iconic
- incidence
- innocence
- ionic
- neocon
- nice
- niece
- nonce
- obedience
- once