Declension table of ?prothyamāna

Neuter	Singular	Dual	Plural
Nominative	prothyamānam	prothyamāne	prothyamānāni
Vocative	prothyamāna	prothyamāne	prothyamānāni
Accusative	prothyamānam	prothyamāne	prothyamānāni
Instrumental	prothyamānena	prothyamānābhyām	prothyamānaiḥ
Dative	prothyamānāya	prothyamānābhyām	prothyamānebhyaḥ
Ablative	prothyamānāt	prothyamānābhyām	prothyamānebhyaḥ
Genitive	prothyamānasya	prothyamānayoḥ	prothyamānānām
Locative	prothyamāne	prothyamānayoḥ	prothyamāneṣu

Compound prothyamāna -

Adverb -prothyamānam -prothyamānāt