visaMBavati
visaṃbhavati (nonce-formation, pendant to saṃbhavati), becomes non-existent, passes away : (sarvadharmāḥ …) na saṃbhavanti na visaṃbhavanti Śikṣ 263.13 . they do not come into being nor pass away ( Bendall and Rouse , strangely, influence each other ).