Declension table of ?yāyamāna

Neuter	Singular	Dual	Plural
Nominative	yāyamānam	yāyamāne	yāyamānāni
Vocative	yāyamāna	yāyamāne	yāyamānāni
Accusative	yāyamānam	yāyamāne	yāyamānāni
Instrumental	yāyamānena	yāyamānābhyām	yāyamānaiḥ
Dative	yāyamānāya	yāyamānābhyām	yāyamānebhyaḥ
Ablative	yāyamānāt	yāyamānābhyām	yāyamānebhyaḥ
Genitive	yāyamānasya	yāyamānayoḥ	yāyamānānām
Locative	yāyamāne	yāyamānayoḥ	yāyamāneṣu

Compound yāyamāna -

Adverb -yāyamānam -yāyamānāt