Declension table of ?supū

Masculine	Singular	Dual	Plural
Nominative	supūḥ	supuvau	supuvaḥ
Vocative	supūḥ supu	supuvau	supuvaḥ
Accusative	supuvam	supuvau	supuvaḥ
Instrumental	supuvā	supūbhyām	supūbhiḥ
Dative	supuvai supuve	supūbhyām	supūbhyaḥ
Ablative	supuvāḥ supuvaḥ	supūbhyām	supūbhyaḥ
Genitive	supuvāḥ supuvaḥ	supuvoḥ	supūnām supuvām
Locative	supuvi supuvām	supuvoḥ	supūṣu

Compound supū -

Adverb -supu