Declension table of ?protaghana

Masculine	Singular	Dual	Plural
Nominative	protaghanaḥ	protaghanau	protaghanāḥ
Vocative	protaghana	protaghanau	protaghanāḥ
Accusative	protaghanam	protaghanau	protaghanān
Instrumental	protaghanena	protaghanābhyām	protaghanaiḥ protaghanebhiḥ
Dative	protaghanāya	protaghanābhyām	protaghanebhyaḥ
Ablative	protaghanāt	protaghanābhyām	protaghanebhyaḥ
Genitive	protaghanasya	protaghanayoḥ	protaghanānām
Locative	protaghane	protaghanayoḥ	protaghaneṣu

Compound protaghana -

Adverb -protaghanam -protaghanāt