Declension table of ?jīrṇavat

Masculine	Singular	Dual	Plural
Nominative	jīrṇavān	jīrṇavantau	jīrṇavantaḥ
Vocative	jīrṇavan	jīrṇavantau	jīrṇavantaḥ
Accusative	jīrṇavantam	jīrṇavantau	jīrṇavataḥ
Instrumental	jīrṇavatā	jīrṇavadbhyām	jīrṇavadbhiḥ
Dative	jīrṇavate	jīrṇavadbhyām	jīrṇavadbhyaḥ
Ablative	jīrṇavataḥ	jīrṇavadbhyām	jīrṇavadbhyaḥ
Genitive	jīrṇavataḥ	jīrṇavatoḥ	jīrṇavatām
Locative	jīrṇavati	jīrṇavatoḥ	jīrṇavatsu

Compound jīrṇavat -

Adverb -jīrṇavantam