Declension table of ?ṛṣadgu

Masculine	Singular	Dual	Plural
Nominative	ṛṣadguḥ	ṛṣadgū	ṛṣadgavaḥ
Vocative	ṛṣadgo	ṛṣadgū	ṛṣadgavaḥ
Accusative	ṛṣadgum	ṛṣadgū	ṛṣadgūn
Instrumental	ṛṣadgunā	ṛṣadgubhyām	ṛṣadgubhiḥ
Dative	ṛṣadgave	ṛṣadgubhyām	ṛṣadgubhyaḥ
Ablative	ṛṣadgoḥ	ṛṣadgubhyām	ṛṣadgubhyaḥ
Genitive	ṛṣadgoḥ	ṛṣadgvoḥ	ṛṣadgūnām
Locative	ṛṣadgau	ṛṣadgvoḥ	ṛṣadguṣu

Compound ṛṣadgu -

Adverb -ṛṣadgu