affirmative particle (“ekaṃsena” DN-a.i.236; ekaṃsa-vacana Ja.v.66; ekaṃse nipāta Ja.v.307) truly, surely, there now! Vin.ii.126, Vin.ii.297; DN.i.85; MN.i.207, MN.i.463; MN.iii.179; Ja.v.65 (variant reading tagghā); Snp.p.87.

tad + gha, cp. in-gha & Lat. ec-ce ego-met, Gr.; ἐγώ γε