Declension table of ?pīyu

Masculine	Singular	Dual	Plural
Nominative	pīyuḥ	pīyū	pīyavaḥ
Vocative	pīyo	pīyū	pīyavaḥ
Accusative	pīyum	pīyū	pīyūn
Instrumental	pīyunā	pīyubhyām	pīyubhiḥ
Dative	pīyave	pīyubhyām	pīyubhyaḥ
Ablative	pīyoḥ	pīyubhyām	pīyubhyaḥ
Genitive	pīyoḥ	pīyvoḥ	pīyūnām
Locative	pīyau	pīyvoḥ	pīyuṣu

Compound pīyu -

Adverb -pīyu