Declension table of ?yadvīrya

Neuter	Singular	Dual	Plural
Nominative	yadvīryam	yadvīrye	yadvīryāṇi
Vocative	yadvīrya	yadvīrye	yadvīryāṇi
Accusative	yadvīryam	yadvīrye	yadvīryāṇi
Instrumental	yadvīryeṇa	yadvīryābhyām	yadvīryaiḥ
Dative	yadvīryāya	yadvīryābhyām	yadvīryebhyaḥ
Ablative	yadvīryāt	yadvīryābhyām	yadvīryebhyaḥ
Genitive	yadvīryasya	yadvīryayoḥ	yadvīryāṇām
Locative	yadvīrye	yadvīryayoḥ	yadvīryeṣu

Compound yadvīrya -

Adverb -yadvīryam -yadvīryāt