Declension table of ?somaprathama

Masculine	Singular	Dual	Plural
Nominative	somaprathamaḥ	somaprathamau	somaprathamāḥ
Vocative	somaprathama	somaprathamau	somaprathamāḥ
Accusative	somaprathamam	somaprathamau	somaprathamān
Instrumental	somaprathamena	somaprathamābhyām	somaprathamaiḥ somaprathamebhiḥ
Dative	somaprathamāya	somaprathamābhyām	somaprathamebhyaḥ
Ablative	somaprathamāt	somaprathamābhyām	somaprathamebhyaḥ
Genitive	somaprathamasya	somaprathamayoḥ	somaprathamānām
Locative	somaprathame	somaprathamayoḥ	somaprathameṣu

Compound somaprathama -

Adverb -somaprathamam -somaprathamāt