Declension table of ?apūpaka

Masculine	Singular	Dual	Plural
Nominative	apūpakaḥ	apūpakau	apūpakāḥ
Vocative	apūpaka	apūpakau	apūpakāḥ
Accusative	apūpakam	apūpakau	apūpakān
Instrumental	apūpakena	apūpakābhyām	apūpakaiḥ apūpakebhiḥ
Dative	apūpakāya	apūpakābhyām	apūpakebhyaḥ
Ablative	apūpakāt	apūpakābhyām	apūpakebhyaḥ
Genitive	apūpakasya	apūpakayoḥ	apūpakānām
Locative	apūpake	apūpakayoḥ	apūpakeṣu

Compound apūpaka -

Adverb -apūpakam -apūpakāt