prostas
Could not find prostadis in Logeion dictionaries.
prostadis Noun: feminine genitive singular of prostas
prostas, ădis, f., = προστάς,
- a porch, vestibule, Vitr. 6, 10.
prostas, adis, f. (προστάς), die Galerie vor dem Hause nebst dem Vorzimmer, Vitr. 6, 7, 2.
prostăs, ădis, f. (προστάς), vestibule, portique : Vitr. Arch. 6, 7, 2.
PROSTAS
PROSTAS[DOMUSVol. 1. p. 662b. ]
Prostas
(προστάς). The vestibule of a house.