Declension table of vyāpya

Neuter	Singular	Dual	Plural
Nominative	vyāpyam	vyāpye	vyāpyāni
Vocative	vyāpya	vyāpye	vyāpyāni
Accusative	vyāpyam	vyāpye	vyāpyāni
Instrumental	vyāpyena	vyāpyābhyām	vyāpyaiḥ
Dative	vyāpyāya	vyāpyābhyām	vyāpyebhyaḥ
Ablative	vyāpyāt	vyāpyābhyām	vyāpyebhyaḥ
Genitive	vyāpyasya	vyāpyayoḥ	vyāpyānām
Locative	vyāpye	vyāpyayoḥ	vyāpyeṣu

Compound vyāpya -

Adverb -vyāpyam -vyāpyāt