Declension table of ?śuna

Masculine	Singular	Dual	Plural
Nominative	śunaḥ	śunau	śunāḥ
Vocative	śuna	śunau	śunāḥ
Accusative	śunam	śunau	śunān
Instrumental	śunena	śunābhyām	śunaiḥ śunebhiḥ
Dative	śunāya	śunābhyām	śunebhyaḥ
Ablative	śunāt	śunābhyām	śunebhyaḥ
Genitive	śunasya	śunayoḥ	śunānām
Locative	śune	śunayoḥ	śuneṣu

Compound śuna -

Adverb -śunam -śunāt