Mutations
| Soft: | deth |
| Nasal: | nheth |
| Aspirate: | theth |
Use
y deth hon
fy nheth i
dy deth di
ei deth ef/o
ei theth hi
ein teth ni
eich teth chi
eu teth nhw/hwy
yr un deth
y ddwy deth gyflym* (cyflym)
y tair teth bell* (pell)
y pedair teth dawel* (tawel)
y pum teth fach* (bach)
y chwe theth dda* (da)
y saith teth lân* (glân)
yr wyth teth lawn* (llawn)
y naw teth fawr* (mawr)
y deg teth ryfedd* (rhyfedd)
* These adjectives were chosen based on their initial letter in order to demostrate their mutations, and therefore their meaning will not make sense after some nouns!
