Declension table of ?vṛṣavivāha

Masculine	Singular	Dual	Plural
Nominative	vṛṣavivāhaḥ	vṛṣavivāhau	vṛṣavivāhāḥ
Vocative	vṛṣavivāha	vṛṣavivāhau	vṛṣavivāhāḥ
Accusative	vṛṣavivāham	vṛṣavivāhau	vṛṣavivāhān
Instrumental	vṛṣavivāheṇa	vṛṣavivāhābhyām	vṛṣavivāhaiḥ vṛṣavivāhebhiḥ
Dative	vṛṣavivāhāya	vṛṣavivāhābhyām	vṛṣavivāhebhyaḥ
Ablative	vṛṣavivāhāt	vṛṣavivāhābhyām	vṛṣavivāhebhyaḥ
Genitive	vṛṣavivāhasya	vṛṣavivāhayoḥ	vṛṣavivāhāṇām
Locative	vṛṣavivāhe	vṛṣavivāhayoḥ	vṛṣavivāheṣu

Compound vṛṣavivāha -

Adverb -vṛṣavivāham -vṛṣavivāhāt