3rd person plural aorist active of paccassosati (resolved from paccassosuṁ; the -suṁ ending is a contracted form of -suṃ, 3rd plural aorist marker)
Analysis. paṭi- (back, in return) + assosati (listens, hears), a compound verbal form expressing the reciprocal or reactive sense of listening or responding with attention.
Etymology. paṭi- + √asu (hear, listen); asu is cognate with Latin audīre (hear) and English hear, from Indo-European *h₂eus-. The prefix paṭi- (back, against, in return) gives the sense of responding or returning attention.
Meanings from the Digital Pāḷi Dictionary; morphology and etymology by Claude.
Lite mode — plain HTML for e-readers and old browsers. Full version