παρακλεπτομένων
παρακλέπτω, to steal from the side, filch underhand
Morpho works with a static database. If you like, you can compare the output of Morpheus.
Parsed as:
present middle-passive participle feminine genitive plural
present middle-passive participle masculine genitive plural
present middle-passive participle neuter genitive plural of
παρακλέπτω