ἀρητήριον
ἀρητήριον, a place for prayer
Alas! Could not find the search term ἀρητήριον.
Found the closest form ἀρητὴρ. 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:
✓ feminine nominative singular of ἀρητήρ
No checked forms of ἀρητήριον in the morphology database.