Declension table of ?otu

Masculine	Singular	Dual	Plural
Nominative	otuḥ	otū	otavaḥ
Vocative	oto	otū	otavaḥ
Accusative	otum	otū	otūn
Instrumental	otunā	otubhyām	otubhiḥ
Dative	otave	otubhyām	otubhyaḥ
Ablative	otoḥ	otubhyām	otubhyaḥ
Genitive	otoḥ	otvoḥ	otūnām
Locative	otau	otvoḥ	otuṣu

Compound otu -

Adverb -otu