adverb so far, to that extent, even by this much DN.i.205, DN.i.207; SN.ii.17; Snp.478; Vv.55#6 (cp. Vv-a.248); Pv.iv.1#67 Mil.14; DN-a.i.80; Snp-a.4; Pv-a.243.

fr. etta = ettaka, cp. kittāvatā: kittaka