सख्युरसम्बुद्धौ

Extension atideśa णित्त्वातिदेशः

The सर्वनामस्थानप्रत्यय not belonging to सम्बोधन-एकवचन when attached to the word सखि becomes णित्.

Word by word (padaccheda)

Left context सख्युः pañcamī · ekavacanaRight context असम्बुद्धौ saptamī · ekavacana

Left context Pañcamī (5th case): "after X", the operation applies to what follows (1.1.67 तस्मादित्युत्तरस्य). Also used for limits and sources.
Right context Saptamī (7th case): "when X follows", the operation applies to what precedes (1.1.66 तस्मिन्निति निर्दिष्टे पूर्वस्य). Also a condition or domain ("in the sense of").

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

Full reading

सख्युः असम्बुद्धौ

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

Commentary

After सखि, the endings of the strong cases, with the exception of the Vocative Case singular are णित्।
That is, they cause Vriddhi. As सखायौ, सखायः, but हे सखे ॥

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