Ἀχαιά

From LSJ

ἰατρέ, θεράπευσον σεαυτόν → physician, heal thyself | healer, heal thyself

Source

French (Bailly abrégé)

ᾶς (ἡ) :
c. Ἀχαία.

Russian (Dvoretsky)

Ἀχαιά: ἡ Hom. = Ἀχαιϊάς.