अविद्या क्षेत्रमुत्तरेषां प्रसुप्ततनुविच्छिन्नोदाराणाम्॥४॥

Ignorance (in the form of a misapprehension about Reality) (avidyā) is the (breeding) field or ground (kṣetram) for the subsequent (four Kleśa-s) (uttareṣām) (whether they be) dormant (prasupta), attenuated (tanu), interrupted (vicchinna) or active --udāra-- (udārāṇām)||4||