ἀλλο-πρόσαλλος · allo-prosallos — LSJ
leaning first to one side, then to the other, fickle, epith. of Ares, Il. 5.831, 889, cf. Eun. VS p.496 B.; πλοῦτος AP 15.12, cf. 1.34 (Agath.); τὸ ἀ. respect of persons, Corp. Herm. 18.14.
simply, transferred, ἀ. ἀρωγή, coupled with ἑτεραλκέα νίκην, Tryph. 565; deceitful, Nonn. D. 46.4, al.; changeful, successive, of waves, etc. (cf. ἀλλεπάλληλος), ib. 3.24, al., cf. Man. 5.68.