Diwellt, a. without grass
Diwen, a. without smiling
Diweniaeth, a. without flattery
Diwenwyn, a. not venomous
Diwerth, a. worthless
Diwes, a. immediate
Diwest, a. visitless, unvisited
Diwestl, a. without confusion
Diwesu, v. to approximate
Diwg, a. not frowning
Diwir, a. without truth
Diwisg, a. without covering
Diwladaidd, a. not rustic
Diwlith, a. dewless
Diwlydd, a. without vegetation
Diwni, a. seamless
Diwobrwg, a. rewardless
Diwosgo, a. without flinching
Diwosgryn, a. without trembling
Diwraidd, a. without root
Diwregysu, v. to ungirdle
Diwreiddiad, n. eradication
Diwreiddio, v. to eradicate
Diwres, a. without heat
Diwrnod, n. a day
Diwrnodol, a. diurnal
Diwrnodio, v. to do a day’s work
Diwrtaith, a. unameliorated
Diwrth, a. without opposition
Diwrthdro, a. without reverting
Diwrtndyn, without contention
Diwrthddadl, a. without controversy or dispute
Diwrtheb, a. uncontradicted
Diwrthladd, a. unrepugnant
Diwrthlam, without recurrence
Diwrthryn, a. without resistance
Diwrthwyneb, a. unopposed
Diwrthymdrech, a. irresistible
Diwryg, a. feeble, infirm
Diwrym, a. seamless
Diwybod, a. unknowing
Diwyd, a. adherence; assiduous, diligent
Diwydiaeth, n. assiduity
Diwydio, v. to be diligent
Diwydrwydd, n. diligence
Diwyg, n. a repaired state: a. not vitiated
Diwygiad, n. reformation
Dwygiadwy, a. reformable
Diwygio, to amend, to reform
Diwygol, a. corrective
Diwygiwr, n. reformer
Diwyl, a. unbashful, impudent
Diwyledd, n. impudence
Diwyll, n. clearance; culture
Diwylliad, n. cultivation
Diwylliant, n. culture, worship
Diwyllio, v. to cultivate
Diwyliodraeth, n. cultivation
Diwyn, a. not white or fair
Diwyniad, n. a dirtying
Diwyno, v. to dirty
Diwyr, a. not oblique, straight
Diwyth, a. without wrath
Diymadferth, a. inactive
Diymanerch, a. ungreeted
Diymarbed, a. unabstemious
Diymarbod, a. unprepared
Diymarfer, a. unaccustomed
Diymattal, a. unrestrained
Diymchwiliad, a. uninquisitive
Diymdaro, a. unable to strive
Diymdro, a. inflexible
Diymddiffyn, a. defenceless
Diymddiried, a. unconfiding
Diymgais, a. void of exertion
Diymgel, a. unsecluding
Diymgeledd, a. uncherished
Diymgudd, a. unsecluded
Diymgyrch, a. unapproached
Diymmod, a. steadfast
Diymogel, a. unguarded
Diymoralw, a. uninquisitive
Diymosgryn, a. unable to crawl
Diymryson, a. without dispute
Diymroad, a. unresolved
Diymsyniad, a. insensible
Diymwad, a. undeniable
Diymwared, a. irremediable
Diymwasg, a. uncompressed
Diymwel, a. unvisiting
Diymwrthladd, a. unopposing
Diymwrthryn, a. unresisting
