Line 3. "As white as the snow." ba gilighuir mechto: not "whiter than the snow," as Windisch's Dict. gives it.
Line 17. "All that's graceful, &c.," cach cruth co hEtain, coem cach co hEtain. Compare conid chucum bagthir cach n-delb. (L.U., 124b, 17, "Courtship of Emer "), and Ir. Text., iii. p. 356, 1. 4, from which it may be seen that the meaning is that Etain is the test to which all beauty must be compared.