Declension table of ?pūrṇaka

Masculine	Singular	Dual	Plural
Nominative	pūrṇakaḥ	pūrṇakau	pūrṇakāḥ
Vocative	pūrṇaka	pūrṇakau	pūrṇakāḥ
Accusative	pūrṇakam	pūrṇakau	pūrṇakān
Instrumental	pūrṇakena	pūrṇakābhyām	pūrṇakaiḥ pūrṇakebhiḥ
Dative	pūrṇakāya	pūrṇakābhyām	pūrṇakebhyaḥ
Ablative	pūrṇakāt	pūrṇakābhyām	pūrṇakebhyaḥ
Genitive	pūrṇakasya	pūrṇakayoḥ	pūrṇakānām
Locative	pūrṇake	pūrṇakayoḥ	pūrṇakeṣu

Compound pūrṇaka -

Adverb -pūrṇakam -pūrṇakāt