FromProto-Celtic*toibos, whence alsoBreton,Cornish, andWelshtu.
tóeb m (genitivetoíb,nominative pluraltoíb)
| singular | dual | plural | |
|---|---|---|---|
| nominative | tóeb,toíb | tóebL,toíb | toíbL |
| vocative | toíb | tóebL,toíb | tóebuH |
| accusative | tóebN,toíb | tóebL,toíb | tóebuH |
| genitive | toíbL | tóeb,toíb | tóebN,toíb |
| dative | tóebL | tóebaib | tóebaib |
| radical | lenition | nasalization |
|---|---|---|
| tóeb | thóeb | tóeb pronounced with/d̪-/ |
Note: Certain mutated forms of some words can never occur in Old Irish.
All possible mutated forms are displayed for convenience.