Declension table of ?sukhavihāra

Masculine	Singular	Dual	Plural
Nominative	sukhavihāraḥ	sukhavihārau	sukhavihārāḥ
Vocative	sukhavihāra	sukhavihārau	sukhavihārāḥ
Accusative	sukhavihāram	sukhavihārau	sukhavihārān
Instrumental	sukhavihāreṇa	sukhavihārābhyām	sukhavihāraiḥ sukhavihārebhiḥ
Dative	sukhavihārāya	sukhavihārābhyām	sukhavihārebhyaḥ
Ablative	sukhavihārāt	sukhavihārābhyām	sukhavihārebhyaḥ
Genitive	sukhavihārasya	sukhavihārayoḥ	sukhavihārāṇām
Locative	sukhavihāre	sukhavihārayoḥ	sukhavihāreṣu

Compound sukhavihāra -

Adverb -sukhavihāram -sukhavihārāt