θύσεως θύσις, raging Morpho works with a static database. If you like, you can compare the output of Morpheus.Parsed as: ✓ feminine genitive singular of θύσις θύσις Feminine SingularDualPlural Nominative – – – Genitive θύσεως – – Dative – – – Accusative – – – Vocative – – –