Words and Proper Names

a (poss. adj.)

Mc Gonagle (Noel): Varia: IV. Réamhfhocail agus aidiachtaí sealbhacha a agus ár.
In Ériu 39 (1988), pp. 199–202.
The insertion of -n- before 3 sg. / pl. and 1 pl. possessive adjectives, usually (though not always) following prepositions ending in a vowel. Compare similar insertion of -án- in Cois Fhairrge.