Cynsyniad, n. pre-surmise
Cynt, a. first, earliest, prime: ad. formerly, before
Cyntaf, a. first chief, earliest
Cyntafanedig, a first-born
Cyntedd, n. entry, porch
Cyntefig, a. primary, primitive
Cyntefigiad, n. origination
Cyntefigiaeth, n. primitive, state
Cyntefin, n. the first of May: a. amphibious
Cynteig, a. prime, or primal