masculine
Omāna 1 [from o + man, think. The Sanskrit avamāna is later] disregard, disrespect, contempt Dhp-a II 52 (+ atimāna). Cf. next and see also avamāna. Omāna 2 [at Ja II 443 we read ucce sakuṇa omāna meaning "Oh bird, flying high". With the present material we see no satisfactory solution of this puzzle. There is a Burmese correction which is at variance with the commentary] — "flying", the v.l. is ḍemāna (from ḍī). commentary explains by caramāna gacchamāna. Müller P.Gram. 99 proposes to read ḍemāna for omāna.
contempt; self disgust, self despising
(masc, masc, from avamaññati) inferiority conceit of inferiority [lit.] thinking down Construction: ava + √man > mān + *a