Declension table of ?pīyaka

Masculine	Singular	Dual	Plural
Nominative	pīyakaḥ	pīyakau	pīyakāḥ
Vocative	pīyaka	pīyakau	pīyakāḥ
Accusative	pīyakam	pīyakau	pīyakān
Instrumental	pīyakena	pīyakābhyām	pīyakaiḥ pīyakebhiḥ
Dative	pīyakāya	pīyakābhyām	pīyakebhyaḥ
Ablative	pīyakāt	pīyakābhyām	pīyakebhyaḥ
Genitive	pīyakasya	pīyakayoḥ	pīyakānām
Locative	pīyake	pīyakayoḥ	pīyakeṣu

Compound pīyaka -

Adverb -pīyakam -pīyakāt