Declension table of ?yuvaśa

Masculine	Singular	Dual	Plural
Nominative	yuvaśaḥ	yuvaśau	yuvaśāḥ
Vocative	yuvaśa	yuvaśau	yuvaśāḥ
Accusative	yuvaśam	yuvaśau	yuvaśān
Instrumental	yuvaśena	yuvaśābhyām	yuvaśaiḥ yuvaśebhiḥ
Dative	yuvaśāya	yuvaśābhyām	yuvaśebhyaḥ
Ablative	yuvaśāt	yuvaśābhyām	yuvaśebhyaḥ
Genitive	yuvaśasya	yuvaśayoḥ	yuvaśānām
Locative	yuvaśe	yuvaśayoḥ	yuvaśeṣu

Compound yuvaśa -

Adverb -yuvaśam -yuvaśāt