cock – Ilocano, noun kawitan
cock-eyed
cock-eyed – Ilocano, adjective pangkis
cockpit
cockpit – Ilocano, noun bulangan galyera
cockroach
cockroach – Ilocano, noun sipet ipes
cod
cod – Ilocano, noun bakalaw
coercion
coercion – Ilocano, noun panangpilit panangbuteng
coin
coin – Ilocano, noun kuarta barya pirak
coinage
coinage – Ilocano, noun panagaramid ti kuwarta
cold
cold – Ilocano, adjective nalamiis nalam-ek
collapse
collapse – Ilocano, verb marpuog margaay