311 D. Hom. has some forms from the stem πολυ- (πουλυ-) which are not Attic:  G. πολέος, N. pl. πολέες, G. πολέων, D. πολέεσσι (250 D. 2), πολέσσι and πολέσι, A. πολέας.  Hom. has also πολλός, πολλή, πολλόν (like ἀγαθός), and these forms are commonly used by Hdt. πουλύς (for πολύς) is sometimes fem. in Hom.

318 D. Hom. and Doric poetry have also -ῐων, which is as old as -ῑων. Forms in -ῑων, -ιστος are much commoner in poetry than in prose.  Hom. has βάθιστος (βαθύς deep), βράσσων (βραχύς short), βάρδιστος (βραδύς slow), κύ̄διστος (κῡδρός glorious), ὤκιστος (ὠκύς quick).

319 D. Hom. has also κερδαλέος gainful, crafty, κερδῐ̔ων, κέρδιστος; ῥῑγίων, ὁί̄γιστος more, most dreadful (cp. ῥῖγος cold, ῥῑγηλός chilling), κήδιστος (κηδεῖος dear, κῆδος care).

320 D. Hom. has ὁπλότερος younger, ὁπλότατος.  Several defectives denote place; ἐπασσύτερος (ἆσσον nearer), παροίτερος (πάροιθεν before), μυχοίτατος (μυχοῖ in a recess).  -ατος in μέσατος, μέσσατος (μέσος middle), πύματος last, νέατος lowest.  For ὕστατος Hom. has ὑστάτιος; and δεύτατος last from δεύτερος second.