उद्विभ्यां काकुदस्य

Operational rule vidhi

After उत् and वि the final of काकुद is elided in a बहुव्रीहि समास .

Word by word (padaccheda)

Left context उद्विभ्याम् pañcamī · dvivacanaTarget काकुदस्य ṣaṣṭhī · ekavacana

Left context Pañcamī (5th case): "after X", the operation applies to what follows (1.1.67 तस्मादित्युत्तरस्य). Also used for limits and sources.
Target Ṣaṣṭhī (6th case): names what gets replaced, "in place of X" (1.1.49 षष्ठी स्थानेयोगा).

Dotted words are technical terms. Hover or tap one to see its card.

Full reading

उद्विभ्याम् काकुदस्य

Pāṇini leaves out words that carry over from earlier sūtras. Expand to see the rule as a reader actually understands it.

Commentary

After उत् and वि the final of काकुद is elided in a बहुव्रीहि समास ।
Thus उद्गतंकाकुदमस्य = उत्काकुत्, so also विकाकुत् ॥ The word काकुद means 'palate'.

Śrīśa Chandra Vasu, The Ashtadhyayi of Panini (1897), via ashtadhyayi.com.