Declension table of ?pathanvat

Masculine	Singular	Dual	Plural
Nominative	pathanvān	pathanvantau	pathanvantaḥ
Vocative	pathanvan	pathanvantau	pathanvantaḥ
Accusative	pathanvantam	pathanvantau	pathanvataḥ
Instrumental	pathanvatā	pathanvadbhyām	pathanvadbhiḥ
Dative	pathanvate	pathanvadbhyām	pathanvadbhyaḥ
Ablative	pathanvataḥ	pathanvadbhyām	pathanvadbhyaḥ
Genitive	pathanvataḥ	pathanvatoḥ	pathanvatām
Locative	pathanvati	pathanvatoḥ	pathanvatsu

Compound pathanvat -

Adverb -pathanvantam