Declension table of ?pīyyamāna

Neuter	Singular	Dual	Plural
Nominative	pīyyamānam	pīyyamāne	pīyyamānāni
Vocative	pīyyamāna	pīyyamāne	pīyyamānāni
Accusative	pīyyamānam	pīyyamāne	pīyyamānāni
Instrumental	pīyyamānena	pīyyamānābhyām	pīyyamānaiḥ
Dative	pīyyamānāya	pīyyamānābhyām	pīyyamānebhyaḥ
Ablative	pīyyamānāt	pīyyamānābhyām	pīyyamānebhyaḥ
Genitive	pīyyamānasya	pīyyamānayoḥ	pīyyamānānām
Locative	pīyyamāne	pīyyamānayoḥ	pīyyamāneṣu

Compound pīyyamāna -

Adverb -pīyyamānam -pīyyamānāt