Declension table of ?sevāvyavahāra

Masculine	Singular	Dual	Plural
Nominative	sevāvyavahāraḥ	sevāvyavahārau	sevāvyavahārāḥ
Vocative	sevāvyavahāra	sevāvyavahārau	sevāvyavahārāḥ
Accusative	sevāvyavahāram	sevāvyavahārau	sevāvyavahārān
Instrumental	sevāvyavahāreṇa	sevāvyavahārābhyām	sevāvyavahāraiḥ sevāvyavahārebhiḥ
Dative	sevāvyavahārāya	sevāvyavahārābhyām	sevāvyavahārebhyaḥ
Ablative	sevāvyavahārāt	sevāvyavahārābhyām	sevāvyavahārebhyaḥ
Genitive	sevāvyavahārasya	sevāvyavahārayoḥ	sevāvyavahārāṇām
Locative	sevāvyavahāre	sevāvyavahārayoḥ	sevāvyavahāreṣu

Compound sevāvyavahāra -

Adverb -sevāvyavahāram -sevāvyavahārāt