σύγκτησις
σύγκτησις, joint possession
Alas! Could not find the search term σύγκτησις.
Found the closest form συγκτήσασθαι. 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:
aorist middle infinitive of συγκτάομαι
No checked forms of σύγκτησις in the morphology database.