Declension table of ?apāvya

Masculine	Singular	Dual	Plural
Nominative	apāvyaḥ	apāvyau	apāvyāḥ
Vocative	apāvya	apāvyau	apāvyāḥ
Accusative	apāvyam	apāvyau	apāvyān
Instrumental	apāvyena	apāvyābhyām	apāvyaiḥ apāvyebhiḥ
Dative	apāvyāya	apāvyābhyām	apāvyebhyaḥ
Ablative	apāvyāt	apāvyābhyām	apāvyebhyaḥ
Genitive	apāvyasya	apāvyayoḥ	apāvyānām
Locative	apāvye	apāvyayoḥ	apāvyeṣu

Compound apāvya -

Adverb -apāvyam -apāvyāt