arguimein(n)t
Definitions (by source)
argument, 2296, 4685. [Cf. dpl. argamuinntibh, SSA, 458. Contrast Mid.Ir. argamaint (Contrr.), with m=mh, whence argúin, Eochairsgiath, 94, dpl. -úntaibh, 63 ; argūin, g, -ūna, LF, 325, 330, etc. ; argúin, Sermons 1711, p. 16, g. -úine, ib. 60.]
Desiderius, otherwise called Sgáthán an Chrábhaidh. Editor: Thomas F. O’Rahilly.