Declension table of ?pravāsana

Neuter	Singular	Dual	Plural
Nominative	pravāsanam	pravāsane	pravāsanāni
Vocative	pravāsana	pravāsane	pravāsanāni
Accusative	pravāsanam	pravāsane	pravāsanāni
Instrumental	pravāsanena	pravāsanābhyām	pravāsanaiḥ
Dative	pravāsanāya	pravāsanābhyām	pravāsanebhyaḥ
Ablative	pravāsanāt	pravāsanābhyām	pravāsanebhyaḥ
Genitive	pravāsanasya	pravāsanayoḥ	pravāsanānām
Locative	pravāsane	pravāsanayoḥ	pravāsaneṣu

Compound pravāsana -

Adverb -pravāsanam -pravāsanāt