Declension table of ?hāvin

Masculine	Singular	Dual	Plural
Nominative	hāvī	hāvinau	hāvinaḥ
Vocative	hāvin	hāvinau	hāvinaḥ
Accusative	hāvinam	hāvinau	hāvinaḥ
Instrumental	hāvinā	hāvibhyām	hāvibhiḥ
Dative	hāvine	hāvibhyām	hāvibhyaḥ
Ablative	hāvinaḥ	hāvibhyām	hāvibhyaḥ
Genitive	hāvinaḥ	hāvinoḥ	hāvinām
Locative	hāvini	hāvinoḥ	hāviṣu

Compound hāvi -

Adverb -hāvi