Declension table of ?santanu

Masculine	Singular	Dual	Plural
Nominative	santanuḥ	santanū	santanavaḥ
Vocative	santano	santanū	santanavaḥ
Accusative	santanum	santanū	santanūn
Instrumental	santanunā	santanubhyām	santanubhiḥ
Dative	santanave	santanubhyām	santanubhyaḥ
Ablative	santanoḥ	santanubhyām	santanubhyaḥ
Genitive	santanoḥ	santanvoḥ	santanūnām
Locative	santanau	santanvoḥ	santanuṣu

Compound santanu -

Adverb -santanu