Declension table of ?avivāha

Masculine	Singular	Dual	Plural
Nominative	avivāhaḥ	avivāhau	avivāhāḥ
Vocative	avivāha	avivāhau	avivāhāḥ
Accusative	avivāham	avivāhau	avivāhān
Instrumental	avivāhena	avivāhābhyām	avivāhaiḥ avivāhebhiḥ
Dative	avivāhāya	avivāhābhyām	avivāhebhyaḥ
Ablative	avivāhāt	avivāhābhyām	avivāhebhyaḥ
Genitive	avivāhasya	avivāhayoḥ	avivāhānām
Locative	avivāhe	avivāhayoḥ	avivāheṣu

Compound avivāha -

Adverb -avivāham -avivāhāt