Declension table of ?havirbhūta

Neuter	Singular	Dual	Plural
Nominative	havirbhūtam	havirbhūte	havirbhūtāni
Vocative	havirbhūta	havirbhūte	havirbhūtāni
Accusative	havirbhūtam	havirbhūte	havirbhūtāni
Instrumental	havirbhūtena	havirbhūtābhyām	havirbhūtaiḥ
Dative	havirbhūtāya	havirbhūtābhyām	havirbhūtebhyaḥ
Ablative	havirbhūtāt	havirbhūtābhyām	havirbhūtebhyaḥ
Genitive	havirbhūtasya	havirbhūtayoḥ	havirbhūtānām
Locative	havirbhūte	havirbhūtayoḥ	havirbhūteṣu

Compound havirbhūta -

Adverb -havirbhūtam -havirbhūtāt