Declension table of ?ruruṭhvas

Masculine	Singular	Dual	Plural
Nominative	ruruṭhvān	ruruṭhvāṃsau	ruruṭhvāṃsaḥ
Vocative	ruruṭhvan	ruruṭhvāṃsau	ruruṭhvāṃsaḥ
Accusative	ruruṭhvāṃsam	ruruṭhvāṃsau	ruruṭhuṣaḥ
Instrumental	ruruṭhuṣā	ruruṭhvadbhyām	ruruṭhvadbhiḥ
Dative	ruruṭhuṣe	ruruṭhvadbhyām	ruruṭhvadbhyaḥ
Ablative	ruruṭhuṣaḥ	ruruṭhvadbhyām	ruruṭhvadbhyaḥ
Genitive	ruruṭhuṣaḥ	ruruṭhuṣoḥ	ruruṭhuṣām
Locative	ruruṭhuṣi	ruruṭhuṣoḥ	ruruṭhvatsu

Compound ruruṭhvat -

Adverb -ruruṭhvas