Declension table of ?pepīyamāna

Neuter	Singular	Dual	Plural
Nominative	pepīyamānam	pepīyamāne	pepīyamānāni
Vocative	pepīyamāna	pepīyamāne	pepīyamānāni
Accusative	pepīyamānam	pepīyamāne	pepīyamānāni
Instrumental	pepīyamānena	pepīyamānābhyām	pepīyamānaiḥ
Dative	pepīyamānāya	pepīyamānābhyām	pepīyamānebhyaḥ
Ablative	pepīyamānāt	pepīyamānābhyām	pepīyamānebhyaḥ
Genitive	pepīyamānasya	pepīyamānayoḥ	pepīyamānānām
Locative	pepīyamāne	pepīyamānayoḥ	pepīyamāneṣu

Compound pepīyamāna -

Adverb -pepīyamānam -pepīyamānāt