Declension table of ?apāpāya

Masculine	Singular	Dual	Plural
Nominative	apāpāyaḥ	apāpāyau	apāpāyāḥ
Vocative	apāpāya	apāpāyau	apāpāyāḥ
Accusative	apāpāyam	apāpāyau	apāpāyān
Instrumental	apāpāyena	apāpāyābhyām	apāpāyaiḥ apāpāyebhiḥ
Dative	apāpāyāya	apāpāyābhyām	apāpāyebhyaḥ
Ablative	apāpāyāt	apāpāyābhyām	apāpāyebhyaḥ
Genitive	apāpāyasya	apāpāyayoḥ	apāpāyānām
Locative	apāpāye	apāpāyayoḥ	apāpāyeṣu

Compound apāpāya -

Adverb -apāpāyam -apāpāyāt