masc nom sg of pessa (noun)
Etymology. From √pas (pass) via the agent noun suffix -a, meaning 'one who is sent'; related to Sanskrit pāśya- (messenger) and ultimately to the Indo-European root *pent- (to go, travel). The concrete image is of movement outward on an errand.
Meanings from the Digital Pāḷi Dictionary; morphology and etymology by Claude.
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