Declension table of tatprathama

Neuter	Singular	Dual	Plural
Nominative	tatprathamam	tatprathame	tatprathamāni
Vocative	tatprathama	tatprathame	tatprathamāni
Accusative	tatprathamam	tatprathame	tatprathamāni
Instrumental	tatprathamena	tatprathamābhyām	tatprathamaiḥ
Dative	tatprathamāya	tatprathamābhyām	tatprathamebhyaḥ
Ablative	tatprathamāt	tatprathamābhyām	tatprathamebhyaḥ
Genitive	tatprathamasya	tatprathamayoḥ	tatprathamānām
Locative	tatprathame	tatprathamayoḥ	tatprathameṣu

Compound tatprathama -

Adverb -tatprathamam -tatprathamāt