The obstructing Karma- One of the main eight types of Karma;
that Karma, which is responsible for the destruction of anything already obtained in the present and the obstruction of the ways of gaining anything in future.
aṃtarāie kamme duvihe paṇṇatte, taṃ jahā-paḍuppaṇṇaviṇāsie ceva pihati ya āgāmipahaṃ ceva.
(Sthā 2.431)