adjective “standing down” = standing up, firm, fixed, settled, lasting Thag.1140 Usually neg. an˚; unsettled, unsteady; not lasting, changeable Dhp.38 (˚citta; cp. Dhp-a.i.308 cittaṃ thāvaraṃ natthi); Pv-a.87 (= na sassata not lasting for ever).

Sk. avasthita, ava + thita