Declension table of ?suradhanus

Neuter	Singular	Dual	Plural
Nominative	suradhanuḥ	suradhanuṣī	suradhanūṃṣi
Vocative	suradhanuḥ	suradhanuṣī	suradhanūṃṣi
Accusative	suradhanuḥ	suradhanuṣī	suradhanūṃṣi
Instrumental	suradhanuṣā	suradhanurbhyām	suradhanurbhiḥ
Dative	suradhanuṣe	suradhanurbhyām	suradhanurbhyaḥ
Ablative	suradhanuṣaḥ	suradhanurbhyām	suradhanurbhyaḥ
Genitive	suradhanuṣaḥ	suradhanuṣoḥ	suradhanuṣām
Locative	suradhanuṣi	suradhanuṣoḥ	suradhanuḥṣu

Compound suradhanus -

Adverb -suradhanus