Karmic debt - solved!

I'm listening to an audio recording in which a Tibetan (with quite good English) says that "kor" (or something like that) means "karmic debt". What could this word be?

"Karmic debt" is a common translation of ལན་ཆགས, I know, and dictionaries return བུ་ལོན as equivalent to debt. In fact I think one of my practices refers to the joint བུ་ལོན་ལན་ཆགས. But neither of these helps me with this "kor". Any ideas?

Found it! Of the many ways a "kor-like" syllable could be spelt, this one is clearly དཀོར་ Dictionaries confirm!