ἐπιμονώτατος ἐπίμονος, staying on, lasting long Morpho works with a static database. If you like, you can compare the output of Morpheus.Parsed as: masculine nominative singular superlative of ἐπίμονος ἐπίμονος Singular Masculine Nominative – Genitive – Dative – Accusative ἐπίμονον Vocative –