cf. delta 1622 for the related adjective. The abstract noun, here, is attested only in lexicography.
1= Photius, Lexicon delta812; The headword, in the genitive case (as is the gloss), must be quoted from somewhere but is not independently attested. Cf. Hesychius delta2564: dusermi/a: kakh\ suntuxi/a "a bad occurrence".↩
2See Etymologicum Magnum 291.49: *dusermi/a: h( dustuxi/a, h( kakh\ e)pituxi/a. eu)ermi/an ga\r th\n e)pituxi/an kalou=sin, apo\ tou= to\n *)ermh=n ei)s polla\ parakalei=sqai biwfelh= ("ill-luck: bad fortune; for good fortune is called eu)ermi/a, because Hermes is invoked for many useful things"); cf. epsilon 3442.