Words and Proper Names

airci(u)b

1165.
Ó Maolalaigh (Roibeard): Varia: IV. 2. On the 2pl. imperative in Scottish Gaelic.
In Ériu 53 (2003), pp. 174–178.
ScG -ibh derives from 2pl. prep. prons used as imperatives, the seeds of which can be traced to OIr. suppletive airci(u)b, argib, ercib ‘go’.