Declension table of ?tapu

Neuter	Singular	Dual	Plural
Nominative	tapu	tapunī	tapūni
Vocative	tapu	tapunī	tapūni
Accusative	tapu	tapunī	tapūni
Instrumental	tapunā	tapubhyām	tapubhiḥ
Dative	tapune	tapubhyām	tapubhyaḥ
Ablative	tapunaḥ	tapubhyām	tapubhyaḥ
Genitive	tapunaḥ	tapunoḥ	tapūnām
Locative	tapuni	tapunoḥ	tapuṣu

Compound tapu -

Adverb -tapu