masculine
Uṭṭhātar [agent noun of ut + ṣṭhā, see uṭṭhahati] one who gets up or rouses himself, one who shows energy S I 214; A IV 285, 288, 322; Snp 187; Ja VI 297. — an° one who is without energy S I 217; Snp 96.
one who rouses himself, is energetic
(masc, masc, agent, from uṭṭhāti) who rouses oneself; who has initiative who rouses himself, is energetic [lit.] who stands up Construction: ud + √ṭhā + tar