Declension table of ?tvaṅgamāna

Masculine	Singular	Dual	Plural
Nominative	tvaṅgamānaḥ	tvaṅgamānau	tvaṅgamānāḥ
Vocative	tvaṅgamāna	tvaṅgamānau	tvaṅgamānāḥ
Accusative	tvaṅgamānam	tvaṅgamānau	tvaṅgamānān
Instrumental	tvaṅgamānena	tvaṅgamānābhyām	tvaṅgamānaiḥ tvaṅgamānebhiḥ
Dative	tvaṅgamānāya	tvaṅgamānābhyām	tvaṅgamānebhyaḥ
Ablative	tvaṅgamānāt	tvaṅgamānābhyām	tvaṅgamānebhyaḥ
Genitive	tvaṅgamānasya	tvaṅgamānayoḥ	tvaṅgamānānām
Locative	tvaṅgamāne	tvaṅgamānayoḥ	tvaṅgamāneṣu

Compound tvaṅgamāna -

Adverb -tvaṅgamānam -tvaṅgamānāt