Declension table of ?puruniḥṣidhvan

Masculine	Singular	Dual	Plural
Nominative	puruniḥṣidhvā	puruniḥṣidhvānau	puruniḥṣidhvānaḥ
Vocative	puruniḥṣidhvan	puruniḥṣidhvānau	puruniḥṣidhvānaḥ
Accusative	puruniḥṣidhvānam	puruniḥṣidhvānau	puruniḥṣidhvanaḥ
Instrumental	puruniḥṣidhvanā	puruniḥṣidhvabhyām	puruniḥṣidhvabhiḥ
Dative	puruniḥṣidhvane	puruniḥṣidhvabhyām	puruniḥṣidhvabhyaḥ
Ablative	puruniḥṣidhvanaḥ	puruniḥṣidhvabhyām	puruniḥṣidhvabhyaḥ
Genitive	puruniḥṣidhvanaḥ	puruniḥṣidhvanoḥ	puruniḥṣidhvanām
Locative	puruniḥṣidhvani	puruniḥṣidhvanoḥ	puruniḥṣidhvasu

Compound puruniḥṣidhva -

Adverb -puruniḥṣidhvam