- Only used about persons (cf numerical noun).
- Following noun is in the genitive:
- seachdnar bhalach - seven boys
- Alternatively, de and the dative are used:
- seachdnar de bhalaich - seven boys
- Prepositional pronouns used are those formed from de and aig
- an t-seachdnar dhiubh / aca - the seven of them
- Also used on its own:
- Bha seachdnar ann. - There were seven.