n o, m.

I (3 imm-, im- + aithber) mutual reproach, recrimination: mor do imaithbeur ... bái eter Eua is Adam, SR 1479. co n-aithber ┐ imaithber (imaithféur, v.l.) occu fria araile, Todd Lect. iii 60.22 . robái athber imaithber ic Grécaib ┐ ic Troiannaib, TTr. 1608. ambatar for an iomaithber sin, Leb. Gab.(i) 34.1 .

II (2 imm + aithber) (generally folld. by for (ar)) great rebuke, act of rebuking, reproaching: beith [na pecaig] ag aithfer imaithfer for in Coimdhe, RC xxviii 318 § 33. furri féin a himathber `on herself fell her reproach,' Metr. Dinds. iii 30.68 . nosgeb torsi ... ┐ imaithber mor iat, LB 119b53 . aithfer imaithfer dermair acc síl Adhaimh isin ló sin, RC xxviii 314.2 . ro bói aithber immaithber oc a muintir fair-sium, Mer. Uil. 236. do batar muinnter I Domnaill ag aithbhir imaithbir air, L. Chl. S. 40 § 30 . atáid imriosna Ultach | ... | fa seach 'gá n-iomaithbhear ort `the disputes of Ulster ... are severally laid to thy reproach,' TD 21 § 2. adeir Iob ... ag iomaithbhear ar Ádhamh, TSh. 3026. ag tabhairt an iomaithbhir chéadna d'Éabha, 2602 . ní chluin an bocht iomaithbhior `the poor heareth not rebuke,' Proverbs xiii 8. biadh Ephraim áonránach a ló an iomaithbhir `Ephraim shall be desolate in the day of rebuke,' Hosea v 9.