7.4.84
नीग्वञ्चुस्रंसुध्वंसुभ्रंसुकसपतपदस्कन्दाम्
Operational rule vidhi
The augment नीक् is added to the reduplicate of the Intensive (with expressed or elided यङ्) in the following - 1. वञ्च् 2. संस्र 3. ध्वंस् 3. भ्रंश् 4. कस् 5. पत् 6. पद् and 7. स्कन्द्.
Word by word (padaccheda)
Substitute / term नीक् prathamā · ekavacanaTarget वञ्चुस्रंसुध्वंसुभ्रंसुकसपतपदस्कन्दाम् ṣaṣṭhī · bahuvacana
- Substitute / term Prathamā (1st case): in operational rules, the substitute or the thing introduced; in definitions, the term or its referent.
- 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
नीक् वञ्चुस्रंसुध्वंसुभ्रंसुकसपतपदस्कन्दाम्
Pāṇini leaves out words that carry over from earlier sūtras. Expand to see the rule as a reader actually understands it.
वञ्चुस्रंसुध्वंसुभ्रंसुकसपतपदस्कन्दाम् → नीक्
Replace vañcusraṃsudhvaṃsubhraṃsukasapatapadaskandām with nīk. Inherited words (anuvṛtti) may add further conditions.
Commentary
The augment नीक् is added to the reduplicate of the Intensive (with expressed or elided यङ्) in the following - 1. वञ्च् 2. संस्र 3. ध्वंस् 3. भ्रंश् 4. कस् 5. पत् 6. पद् and 7. स्कन्द्।
Thus वनीवच्यते and वनीवञ्चीति; सनीस्रस्यते and सनीस्रंसीति; दनीध्वस्यते and दनीध्वंसीति; बनीभ्रस्यते and बनीभ्रंसीति, (बनीभ्रश्यते and बनीभ्रंशीति), चनीकस्यते and चनीकसीति; पनीपत्यते and पनीपंतीति, पनीपद्यते and पनीपदीति; चनीस्कद्यते and चनीस्कन्दीति ॥ The nasal is elided in one alternative by 6.4.24.
Śrīśa Chandra Vasu, The Ashtadhyayi of Panini (1897), via ashtadhyayi.com.