Declension table of ?prothyamāna

Masculine	Singular	Dual	Plural
Nominative	prothyamānaḥ	prothyamānau	prothyamānāḥ
Vocative	prothyamāna	prothyamānau	prothyamānāḥ
Accusative	prothyamānam	prothyamānau	prothyamānān
Instrumental	prothyamānena	prothyamānābhyām	prothyamānaiḥ prothyamānebhiḥ
Dative	prothyamānāya	prothyamānābhyām	prothyamānebhyaḥ
Ablative	prothyamānāt	prothyamānābhyām	prothyamānebhyaḥ
Genitive	prothyamānasya	prothyamānayoḥ	prothyamānānām
Locative	prothyamāne	prothyamānayoḥ	prothyamāneṣu

Compound prothyamāna -

Adverb -prothyamānam -prothyamānāt