Declension table of ?śayuna

Masculine	Singular	Dual	Plural
Nominative	śayunaḥ	śayunau	śayunāḥ
Vocative	śayuna	śayunau	śayunāḥ
Accusative	śayunam	śayunau	śayunān
Instrumental	śayunena	śayunābhyām	śayunaiḥ śayunebhiḥ
Dative	śayunāya	śayunābhyām	śayunebhyaḥ
Ablative	śayunāt	śayunābhyām	śayunebhyaḥ
Genitive	śayunasya	śayunayoḥ	śayunānām
Locative	śayune	śayunayoḥ	śayuneṣu

Compound śayuna -

Adverb -śayunam -śayunāt