Declension table of ?ruruvas

Neuter	Singular	Dual	Plural
Nominative	ruruvat	rurūṣī	ruruvāṃsi
Vocative	ruruvat	rurūṣī	ruruvāṃsi
Accusative	ruruvat	rurūṣī	ruruvāṃsi
Instrumental	rurūṣā	ruruvadbhyām	ruruvadbhiḥ
Dative	rurūṣe	ruruvadbhyām	ruruvadbhyaḥ
Ablative	rurūṣaḥ	ruruvadbhyām	ruruvadbhyaḥ
Genitive	rurūṣaḥ	rurūṣoḥ	rurūṣām
Locative	rurūṣi	rurūṣoḥ	ruruvatsu

Compound ruruvat -

Adverb -ruruvat