Declension table of navaratna

Neuter	Singular	Dual	Plural
Nominative	navaratnam	navaratne	navaratnāni
Vocative	navaratna	navaratne	navaratnāni
Accusative	navaratnam	navaratne	navaratnāni
Instrumental	navaratnena	navaratnābhyām	navaratnaiḥ
Dative	navaratnāya	navaratnābhyām	navaratnebhyaḥ
Ablative	navaratnāt	navaratnābhyām	navaratnebhyaḥ
Genitive	navaratnasya	navaratnayoḥ	navaratnānām
Locative	navaratne	navaratnayoḥ	navaratneṣu

Compound navaratna -

Adverb -navaratnam -navaratnāt