Cydoddef, n. sympathy
Cydoed, n. a contemporary
Cydoes, a. coeval, coevous
Cydoesi, v. to contemporise
Cydofal, n. a mutual care
Cydol, a. complete, whole
Cydolrwydd, n. continuity
Cydradd, a. of equal degree
Cydraid, n. mutual want
Cydraith, n. mutual rule
Cydran, n. a joint share
Cydranu, v. to share mutually
Cydranwr, n. a joint sharer
Cydrawd, n. concurrence
Cydred, a. concurrent
Cydroddi, v. to give mutually
Cydrwymo, v. to bind together
Cydryddid, n. mutual liberty
Cydryw, n. hermaphrodite: a homogeneous
Cydrywiaeth, n. homogeneity
Cydsain, n. a consonant
Cydseinio, v. to agree in sound
Cydsiarad, n. confabulation
Cydsisial, v. to whisper together
Cydsoriant, n. mutual offence
Cydsylweddiad, consubstantiation
Cydsylltiad, n. conjunction
Cydsyniad, n. unanimity
Cydsynio, v. to consent
Cydu, v. to bag, to pouch
Cydundeb, n. unity, union
Cyduniad, n. a consenting
Cydwaed, a. to the same blood
Cydwaeddiad, n. conclamation
Cydwas, n. a fellow servant
Cydwe, n. a contexture
Cydwedd, n. a yoke fellow
Cydweddu, v. to accord
Cydweinidog, n. a fellow servant
Cydweitho, v. to co-operate
Cydweithiwr, n. a fellow labourer
Cydweithredu, v. to co-operate
Cydwelydd, n. a consociate
Cydwerth, n. an equivalent
Cydweu, v. to interweave
Cydwybod, n. conscience
Cydwybodol, a. conscientious
Cydwybodolrwydd, n. conscientiousness
Cydwynebiad, n. confrontation
Cydwysiad, n. convocation
Cydyfed, v. to drink together
Cydymattal, to abstain mutually
Cydymaith, n. a companion; v. to accompany
Cydymdeimlad, n. mutual sympathy
Cydymdeithas, n. company
Cydymdeithasu, v. mutually to asscociate
Cydymdrafodi, v. to strive mutually
Cydymddiried, n. mutual trust
Cydymddwyn, to bear mutually
Cydymgais, n. competition
Cydymgilio, to recede mutually
Cydymgyrch, n. concurrence
Cydymholi, v. enquire mutually
Cydymlid, n. mutual pursuit
Cydymliw, n. mutual reproach
Cydymaith, n. companion
Cydymeithasu, v. to consociate
Cydymoddef, v. to bear mutually
Cydymranu, v. to secede together
Cydymrodd, v. to yield mutually
Cydymroi, v. to resign mutually
Cydymryson, n. mutual strife
Cydyrauniad, n. mutual union
Cydymweddu, v. to conform mutually
Cydyn, n. a little bag
Cydyru, v. to drive together
Cyf, a. prefix of general use, denoting a mutual act or effect
Cyfab, a. with foal
Cyfaddas, a. convenient, meet
Cyfaddasu, v. to render meet
Cyfaddef, v. to confess
Cyfaddefiad, n. confession
Cyfagos, a. near, contiguous
Cyfagu, v. to nurse together
Cyfagwedd, n. conformity
Cyfagweddu, v. to conform
Cyfaill, n. a friend
Cyfammod, n. covenant
Cyfammodi, v. to covenant
Cyfamser, a. mean time