There is an app Ancient Greek Dictionary by Paul Hudson & another larger one for £4.99 . I don't know whether either would help. Here is βήσσα, for example:-
βῆσσα, Dor. βᾶσσα, ἡ, poet. Noun, wooded combe, glen, in Hom. mostly οὔρεοσ ἐν βήσσῃσ in the mountain glens, Il.3.34, al.; ἐν καλῇ βήσσῃ...