ποσταῖος ποσταῖος, in how many days? Morpho works with a static database. If you like, you can compare the output of Morpheus.Parsed as: ✓ masculine nominative singular of ποσταῖος Search the corpus for this form only: ποσταῖος ↗ ποσταῖος Singular Masculine Nominative ποσταῖος Genitive – Dative – Accusative – Vocative –