πολυμύελα
πολυμύελος, with much marrow
Morpho works with a static database. If you like, you can compare the output of Morpheus.
Parsed as:
neuter accusative plural (newmorph)
neuter nominative plural (newmorph)
neuter vocative plural (newmorph) of
πολυμύελος
No checked forms of πολυμύελος in the morphology database.