Grammatical Sūtra: कथाऽऽदिभ्यष्ठक् kathā''dibhyaṣṭhak
Individual Word Components: kathā''dibhyaḥ ṭhak
Sūtra with anuvṛtti words: kathā''dibhyaḥ ṭhak pratyayaḥ (3.1.1), paraḥ (3.1.2), ca (3.1.2), ādyudāttaḥ (3.1.3), ca (3.1.3), ṅyāpprātipadikāt (4.1.1), taddhitāḥ (4.1.76), samarthānām (4.1.82), prathamāt (4.1.82), vā (4.1.82), strīpuṁsābhyām (4.1.87), nañsnañau (4.1.87), bhavanāt (4.1.87), yat (4.4.75), tatra (4.4.98), sādhuḥ (4.4.98)
Type of Rule: vidhi
Preceding adhikāra rule:4.4.75 (1prāgghitād yat)

Description:

The affix ((ṭhak)) comes in the sense of 'excellent with regard thereto', after the words 'kathâ' &c. Source: Aṣṭādhyāyī 2.0

[The taddhitá 1.16 affix 3.1.1] ṭháK is introduced [after 3.1.2 the class of nominal stems 1.1] beginning with kathā `narrative, story' [ending in 1.1.72 the seventh sUP triplet to denote `is good for that' 98]. Source: From Aṣṭādhyāyī of Pāṇini In Roman Transliteration translated by Sumitra M. Katre, Copyright © 1987. Courtesy of the University of Texas Press.

Source:Srisa Chandra Vasu's Aṣṭādhyāyī of Pāṇini

Anuvṛtti: 4.4.98

Kāśikāvṛttī¹: kathādibhyaḥ śabdebhyaḥ ṭhak pratyayo bhavati tatra sādhuḥ ityetasmin viṣaye. ya   See More

Kāśikāvṛttī²: kathādibhyaṣ ṭhak 4.4.102 kathādibhyaḥ śabdebhyaḥ ṭhak pratyayo bhavati tatra s   See More

Nyāsa²: kathādibhyaṣṭhak. , 4.4.102

Bālamanoramā¹: kathādibhyaṣṭhagityādi spaṣṭam. Sū #1634

Bālamanoramā²: kathādibhyaṣṭhak 1634, 4.4.102 kathādibhyaṣṭhagityādi spaṣṭam.

1.Source: Arsha Vidya Gurukulam
2.Source: Sanskrit Documents