Declension table of ?jarāvat

Masculine	Singular	Dual	Plural
Nominative	jarāvān	jarāvantau	jarāvantaḥ
Vocative	jarāvan	jarāvantau	jarāvantaḥ
Accusative	jarāvantam	jarāvantau	jarāvataḥ
Instrumental	jarāvatā	jarāvadbhyām	jarāvadbhiḥ
Dative	jarāvate	jarāvadbhyām	jarāvadbhyaḥ
Ablative	jarāvataḥ	jarāvadbhyām	jarāvadbhyaḥ
Genitive	jarāvataḥ	jarāvatoḥ	jarāvatām
Locative	jarāvati	jarāvatoḥ	jarāvatsu

Compound jarāvat -

Adverb -jarāvantam