Declension table of ?tapu

Masculine	Singular	Dual	Plural
Nominative	tapuḥ	tapū	tapavaḥ
Vocative	tapo	tapū	tapavaḥ
Accusative	tapum	tapū	tapūn
Instrumental	tapunā	tapubhyām	tapubhiḥ
Dative	tapave	tapubhyām	tapubhyaḥ
Ablative	tapoḥ	tapubhyām	tapubhyaḥ
Genitive	tapoḥ	tapvoḥ	tapūnām
Locative	tapau	tapvoḥ	tapuṣu

Compound tapu -

Adverb -tapu