Declension table of ?anupatana

Neuter	Singular	Dual	Plural
Nominative	anupatanam	anupatane	anupatanāni
Vocative	anupatana	anupatane	anupatanāni
Accusative	anupatanam	anupatane	anupatanāni
Instrumental	anupatanena	anupatanābhyām	anupatanaiḥ
Dative	anupatanāya	anupatanābhyām	anupatanebhyaḥ
Ablative	anupatanāt	anupatanābhyām	anupatanebhyaḥ
Genitive	anupatanasya	anupatanayoḥ	anupatanānām
Locative	anupatane	anupatanayoḥ	anupataneṣu

Compound anupatana -

Adverb -anupatanam -anupatanāt