Declension table of ?havas

Neuter	Singular	Dual	Plural
Nominative	havat	hoṣī	havāṃsi
Vocative	havat	hoṣī	havāṃsi
Accusative	havat	hoṣī	havāṃsi
Instrumental	hoṣā	havadbhyām	havadbhiḥ
Dative	hoṣe	havadbhyām	havadbhyaḥ
Ablative	hoṣaḥ	havadbhyām	havadbhyaḥ
Genitive	hoṣaḥ	hoṣoḥ	hoṣām
Locative	hoṣi	hoṣoḥ	havatsu

Compound havat -

Adverb -havat