μεσοστύλιον
μεσοστύλιον, space between columns
Alas! Could not find the search term μεσοστύλιον.
Found the closest form μεσοίη. Other nearby forms can be found in the wordwheel, or perhaps try searching again without accents.
Morpho works with a static database. If you like, you can compare the output of Morpheus.
Parsed as:
✓ present active optative 3rd singular of μεσόω
No checked forms of μεσοστύλιον in the morphology database.