The preposition “do” (to, for) is followed by the dative case. It has the following pronominal forms:
| dom, dam to me, for me | dúnn to us, for us |
| dit, dait, duit to you, for you | dúib to you all, for you all |
| dó to him, to it | doib to them, for them |
| dí to her, for her |