Declension table of ?somaprathama

Neuter	Singular	Dual	Plural
Nominative	somaprathamam	somaprathame	somaprathamāni
Vocative	somaprathama	somaprathame	somaprathamāni
Accusative	somaprathamam	somaprathame	somaprathamāni
Instrumental	somaprathamena	somaprathamābhyām	somaprathamaiḥ
Dative	somaprathamāya	somaprathamābhyām	somaprathamebhyaḥ
Ablative	somaprathamāt	somaprathamābhyām	somaprathamebhyaḥ
Genitive	somaprathamasya	somaprathamayoḥ	somaprathamānām
Locative	somaprathame	somaprathamayoḥ	somaprathameṣu

Compound somaprathama -

Adverb -somaprathamam -somaprathamāt