AtaptakArin
ātapta-kārin , adj. , acting zealously : °rī Mvy 1806 = Tib. brtun ciṅ byed pa ; °riṇa(s), n. pl. , Mahāsamāj. 195.1 ; Waldschmidt, Kl. Skt. Texte 4 p. 5 , regards ātapta as hyper- Skt. for Pali ātappa, nt. , zeal , which PTSD derives from Skt. *ātāpya, to ( Pali , not Skt. !) ātāpa, a much rarer form than ātappa in Pali ; but cf. ātāpin , which is common also in Pali .