Declension table of samanvaya

Masculine	Singular	Dual	Plural
Nominative	samanvayaḥ	samanvayau	samanvayāḥ
Vocative	samanvaya	samanvayau	samanvayāḥ
Accusative	samanvayam	samanvayau	samanvayān
Instrumental	samanvayena	samanvayābhyām	samanvayaiḥ samanvayebhiḥ
Dative	samanvayāya	samanvayābhyām	samanvayebhyaḥ
Ablative	samanvayāt	samanvayābhyām	samanvayebhyaḥ
Genitive	samanvayasya	samanvayayoḥ	samanvayānām
Locative	samanvaye	samanvayayoḥ	samanvayeṣu

Compound samanvaya -

Adverb -samanvayam -samanvayāt