Declension table of ?brahmāsana

Neuter	Singular	Dual	Plural
Nominative	brahmāsanam	brahmāsane	brahmāsanāni
Vocative	brahmāsana	brahmāsane	brahmāsanāni
Accusative	brahmāsanam	brahmāsane	brahmāsanāni
Instrumental	brahmāsanena	brahmāsanābhyām	brahmāsanaiḥ
Dative	brahmāsanāya	brahmāsanābhyām	brahmāsanebhyaḥ
Ablative	brahmāsanāt	brahmāsanābhyām	brahmāsanebhyaḥ
Genitive	brahmāsanasya	brahmāsanayoḥ	brahmāsanānām
Locative	brahmāsane	brahmāsanayoḥ	brahmāsaneṣu

Compound brahmāsana -

Adverb -brahmāsanam -brahmāsanāt