Declension table of vyāpya

Masculine	Singular	Dual	Plural
Nominative	vyāpyaḥ	vyāpyau	vyāpyāḥ
Vocative	vyāpya	vyāpyau	vyāpyāḥ
Accusative	vyāpyam	vyāpyau	vyāpyān
Instrumental	vyāpyena	vyāpyābhyām	vyāpyaiḥ vyāpyebhiḥ
Dative	vyāpyāya	vyāpyābhyām	vyāpyebhyaḥ
Ablative	vyāpyāt	vyāpyābhyām	vyāpyebhyaḥ
Genitive	vyāpyasya	vyāpyayoḥ	vyāpyānām
Locative	vyāpye	vyāpyayoḥ	vyāpyeṣu

Compound vyāpya -

Adverb -vyāpyam -vyāpyāt