Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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Welsh di-
← Proto-Celtic *dī- (derived)
← Proto-Indo-European *de (derived)
← Cornish di- (cognate)

→ Welsh digwydd (prefix)
→ Welsh didranc (affix)
→ Welsh diolch (prefix)
→ Welsh dibaladr (affix)
→ Welsh diflas (affix)
→ Welsh diogel (prefix)
→ Welsh diwyd (prefix)
→ Welsh difetha (affix)
→ Welsh dilyn (compound)
→ Welsh dihuno (prefix)
→ Welsh dioddef (affix)
→ Welsh difrif (prefix)
→ Welsh diryw (affix)
→ Welsh difyr (affix)
→ Welsh di-Gymraeg (compound)
→ Welsh di-Lydaweg (compound)
→ Welsh diamod (affix)
→ Welsh digalon (affix)
→ Welsh diobaith (affix)
→ Welsh diwerth (affix)
→ Welsh dibwys (affix)
→ Welsh digryn (affix)
→ Welsh di-waith (affix)
→ Welsh dieithr (prefix)
→ Welsh dyfarnu (affix)
→ Welsh di-ddeuaidd (affix)
→ Welsh dethol (affix)
→ Welsh digynnwrf (compound)
→ Welsh diswyddo (affix)
→ Welsh diben (affix)
→ Welsh diniwed (affix)
→ Welsh di-rif (affix)
→ Welsh digartref (affix)
→ Welsh diwyro (affix)