accusative singular; could also be nominative plural depending on stem form (parisāyaṁ resolves to parisā)
Analysis. pari- (around, all the way round) + √sā (sit): those who sit together all around; the compound suggests a gathered, complete gathering.
Etymology. pari- (around) + √sā (to sit, cognate with Latin sedēre, English sit) — the spatial imagery of sitting in a circle, all around, yields the sense of an assembled community.
Meanings from the Digital Pāḷi Dictionary; morphology and etymology by Claude.
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