Declension table of ?apāpāya

Neuter	Singular	Dual	Plural
Nominative	apāpāyam	apāpāye	apāpāyāni
Vocative	apāpāya	apāpāye	apāpāyāni
Accusative	apāpāyam	apāpāye	apāpāyāni
Instrumental	apāpāyena	apāpāyābhyām	apāpāyaiḥ
Dative	apāpāyāya	apāpāyābhyām	apāpāyebhyaḥ
Ablative	apāpāyāt	apāpāyābhyām	apāpāyebhyaḥ
Genitive	apāpāyasya	apāpāyayoḥ	apāpāyānām
Locative	apāpāye	apāpāyayoḥ	apāpāyeṣu

Compound apāpāya -

Adverb -apāpāyam -apāpāyāt