Declension table of ?āśana

Masculine	Singular	Dual	Plural
Nominative	āśanaḥ	āśanau	āśanāḥ
Vocative	āśana	āśanau	āśanāḥ
Accusative	āśanam	āśanau	āśanān
Instrumental	āśanena	āśanābhyām	āśanaiḥ āśanebhiḥ
Dative	āśanāya	āśanābhyām	āśanebhyaḥ
Ablative	āśanāt	āśanābhyām	āśanebhyaḥ
Genitive	āśanasya	āśanayoḥ	āśanānām
Locative	āśane	āśanayoḥ	āśaneṣu

Compound āśana -

Adverb -āśanam -āśanāt