cf. Skt. (adhy-)āvasati, enters into (a state or condition).
In Mv i.214.10 read mātā (Senart em. mātāṃ)…abhyā-
vasati hāsyaṃ ca kathāṃ (Senart with v.l. abhyābhavati
and kathā) ca; in repetition ii.17.8--9 both mss. mātā
and kathāṃ, omitting the verb altogether; Senart reads
as in the first passage.