δύσσειστος
δύσσειστος, hard to shake
Alas! Could not find the search term δύσσειστος.
Found the closest form δυσσεβέειν. 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 infinitive of δυσσεβέω
No checked forms of δύσσειστος in the morphology database.