O’Rahilly (T. F.): éagm(h)ais, éagm(h)aiseach.

In Celtica 1, 1950, pp. 345–7. (Varia 2, no. 10)

From ca. 17th c., grádh éagm(h)aise understood as ‘very great love’; > adj. éagm(h)aiseach ‘very great (esp. of love)’.

O’Brien (M. A.): Ir. grád écmaise.

In Celtica 3, 1956, p. 179. (Etymologies and notes, no. 17)

An old expression grád écmaise ‘immoderate love’ (écmaise = neg. of coimse ‘moderate’) gets through the literary motif contaminated with écmais ‘absence’ (lenited m).

Heiermeier (A.): Zwei irisch-isländische Parallelen.

In ZCP 22, 1941, pp. 58–66.

(1) extraordinary sword [Cross D1564.7]; (2) grád écmaise [T11.1.].