Declension table of ?jāmbuka

Neuter	Singular	Dual	Plural
Nominative	jāmbukam	jāmbuke	jāmbukāni
Vocative	jāmbuka	jāmbuke	jāmbukāni
Accusative	jāmbukam	jāmbuke	jāmbukāni
Instrumental	jāmbukena	jāmbukābhyām	jāmbukaiḥ
Dative	jāmbukāya	jāmbukābhyām	jāmbukebhyaḥ
Ablative	jāmbukāt	jāmbukābhyām	jāmbukebhyaḥ
Genitive	jāmbukasya	jāmbukayoḥ	jāmbukānām
Locative	jāmbuke	jāmbukayoḥ	jāmbukeṣu

Compound jāmbuka -

Adverb -jāmbukam -jāmbukāt