indeclinable (adverb)
Analysis. Compound of eta (demonstrative 'this') + aha (day) + -i (locative or temporal suffix). Contracted from *etasmim ahan + temporal -i, 'in this day'.
Etymology. eta (this) from the demonstrative stem *e- (Sanskrit eta, related to Gothic is 'he', English 'he'); aha (day) from √ah or aha-, akin to Sanskrit aha, Latin aegre 'with difficulty' (originally 'during the day, in daylight'); the temporal adverbial -i is an old locative or instrumental ending cognate with Sanskrit -i and Latin -ī. The phrase crystallized as an indeclinable temporal adverb meaning 'at this present time'.
Meanings from the Digital Pāḷi Dictionary; morphology and etymology by Claude.
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