Declension table of ?pūrvabhūta

Neuter	Singular	Dual	Plural
Nominative	pūrvabhūtam	pūrvabhūte	pūrvabhūtāni
Vocative	pūrvabhūta	pūrvabhūte	pūrvabhūtāni
Accusative	pūrvabhūtam	pūrvabhūte	pūrvabhūtāni
Instrumental	pūrvabhūtena	pūrvabhūtābhyām	pūrvabhūtaiḥ
Dative	pūrvabhūtāya	pūrvabhūtābhyām	pūrvabhūtebhyaḥ
Ablative	pūrvabhūtāt	pūrvabhūtābhyām	pūrvabhūtebhyaḥ
Genitive	pūrvabhūtasya	pūrvabhūtayoḥ	pūrvabhūtānām
Locative	pūrvabhūte	pūrvabhūtayoḥ	pūrvabhūteṣu

Compound pūrvabhūta -

Adverb -pūrvabhūtam -pūrvabhūtāt