Σιδονίων

Morpho works with a static database. If you like, you can compare the output of Morpheus.

Parsed as:

proper-name adjective feminine genitive plural (cp Σιδών)
✓ proper-name adjective masculine genitive plural (cp Σιδών)
proper-name adjective neuter genitive plural (cp Σιδών) of Σιδόνιος