Declension table of ?śeṇāna

Masculine	Singular	Dual	Plural
Nominative	śeṇānaḥ	śeṇānau	śeṇānāḥ
Vocative	śeṇāna	śeṇānau	śeṇānāḥ
Accusative	śeṇānam	śeṇānau	śeṇānān
Instrumental	śeṇānena	śeṇānābhyām	śeṇānaiḥ śeṇānebhiḥ
Dative	śeṇānāya	śeṇānābhyām	śeṇānebhyaḥ
Ablative	śeṇānāt	śeṇānābhyām	śeṇānebhyaḥ
Genitive	śeṇānasya	śeṇānayoḥ	śeṇānānām
Locative	śeṇāne	śeṇānayoḥ	śeṇāneṣu

Compound śeṇāna -

Adverb -śeṇānam -śeṇānāt