tadā

adverb then, as that time (either past or future) DN.ii.157; Ja.ii.113, Ja.ii.158; Pv.i.10#5; Pv-a.42. Also used like an adj.: te tadā-mātāpitaro etarahi m˚ ahesuṃ “the then mother & father” Ja.i.215 (cp Lat. quondam); tadā-sotāpanna-upāsaka Ja.ii.113. Tadupika & Tadupiya;

Vedic; cp. kadā