6.2.89
अमहन्नवं नगरेऽनुदीचाम्
Operational rule vidhi
The first member has an acute accent (उदात्त) on the first syllable before the word नगर but not when it is the word महत् or नव , nor when it refers to a city in the lands of the Northern People.
Word by word (padaccheda)
Substitute / term अ- महन्नवम् prathamā · ekavacanaRight context नगरे saptamī · ekavacanaTarget अनुदीचाम् ṣaṣṭhī · bahuvacana
- Substitute / term Prathamā (1st case): in operational rules, the substitute or the thing introduced; in definitions, the term or its referent.
- 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").
- 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
अ-
Pāṇini leaves out words that carry over from earlier sūtras. Expand to see the rule as a reader actually understands it.
अनुदीचाम् → अ-
Replace anudīcām with a-mahannavam when nagare follows. Inherited words (anuvṛtti) may add further conditions.
Commentary
The first member has an acute accent (उदात्त) on the first syllable before the word नगर but not when it is the word महत् or नव , nor when it refers to a city in the lands of the Northern People.
Thus सु꣡ह्मनगरम्, पु꣡ण्ड्रनगरम्, वि꣡राटनगरम् ॥ But not in महानगरम् and नवनगरम्, Why do we say "but not of Northern People"? Observe नान्दीनगरम् कान्तीनगरम् ॥
Śrīśa Chandra Vasu, The Ashtadhyayi of Panini (1897), via ashtadhyayi.com.