Declension table of ?kathayamāna

Neuter	Singular	Dual	Plural
Nominative	kathayamānam	kathayamāne	kathayamānāni
Vocative	kathayamāna	kathayamāne	kathayamānāni
Accusative	kathayamānam	kathayamāne	kathayamānāni
Instrumental	kathayamānena	kathayamānābhyām	kathayamānaiḥ
Dative	kathayamānāya	kathayamānābhyām	kathayamānebhyaḥ
Ablative	kathayamānāt	kathayamānābhyām	kathayamānebhyaḥ
Genitive	kathayamānasya	kathayamānayoḥ	kathayamānānām
Locative	kathayamāne	kathayamānayoḥ	kathayamāneṣu

Compound kathayamāna -

Adverb -kathayamānam -kathayamānāt