Declension table of ?nirbusa

Neuter	Singular	Dual	Plural
Nominative	nirbusam	nirbuse	nirbusāni
Vocative	nirbusa	nirbuse	nirbusāni
Accusative	nirbusam	nirbuse	nirbusāni
Instrumental	nirbusena	nirbusābhyām	nirbusaiḥ
Dative	nirbusāya	nirbusābhyām	nirbusebhyaḥ
Ablative	nirbusāt	nirbusābhyām	nirbusebhyaḥ
Genitive	nirbusasya	nirbusayoḥ	nirbusānām
Locative	nirbuse	nirbusayoḥ	nirbuseṣu

Compound nirbusa -

Adverb -nirbusam -nirbusāt