Declension table of ?retasya

Masculine	Singular	Dual	Plural
Nominative	retasyaḥ	retasyau	retasyāḥ
Vocative	retasya	retasyau	retasyāḥ
Accusative	retasyam	retasyau	retasyān
Instrumental	retasyena	retasyābhyām	retasyaiḥ retasyebhiḥ
Dative	retasyāya	retasyābhyām	retasyebhyaḥ
Ablative	retasyāt	retasyābhyām	retasyebhyaḥ
Genitive	retasyasya	retasyayoḥ	retasyānām
Locative	retasye	retasyayoḥ	retasyeṣu

Compound retasya -

Adverb -retasyam -retasyāt