Πυρηναῖα Πυρηναῖος, of the Pyrenees Morpho works with a static database. If you like, you can compare the output of Morpheus.Parsed as: proper-name adjective neuter nominative plural ✓ proper-name adjective neuter accusative plural of Πυρηναῖος Πυρηναῖος Plural Neuter Nominative – Genitive – Dative Πυρηναίοις Accusative Πυρηναῖα Vocative –