Declension table of ?ṛjuga

Neuter	Singular	Dual	Plural
Nominative	ṛjugam	ṛjuge	ṛjugāni
Vocative	ṛjuga	ṛjuge	ṛjugāni
Accusative	ṛjugam	ṛjuge	ṛjugāni
Instrumental	ṛjugena	ṛjugābhyām	ṛjugaiḥ
Dative	ṛjugāya	ṛjugābhyām	ṛjugebhyaḥ
Ablative	ṛjugāt	ṛjugābhyām	ṛjugebhyaḥ
Genitive	ṛjugasya	ṛjugayoḥ	ṛjugānām
Locative	ṛjuge	ṛjugayoḥ	ṛjugeṣu

Compound ṛjuga -

Adverb -ṛjugam -ṛjugāt