Declension table of ?pradhvaṃsin

Neuter	Singular	Dual	Plural
Nominative	pradhvaṃsi	pradhvaṃsinī	pradhvaṃsīni
Vocative	pradhvaṃsin pradhvaṃsi	pradhvaṃsinī	pradhvaṃsīni
Accusative	pradhvaṃsi	pradhvaṃsinī	pradhvaṃsīni
Instrumental	pradhvaṃsinā	pradhvaṃsibhyām	pradhvaṃsibhiḥ
Dative	pradhvaṃsine	pradhvaṃsibhyām	pradhvaṃsibhyaḥ
Ablative	pradhvaṃsinaḥ	pradhvaṃsibhyām	pradhvaṃsibhyaḥ
Genitive	pradhvaṃsinaḥ	pradhvaṃsinoḥ	pradhvaṃsinām
Locative	pradhvaṃsini	pradhvaṃsinoḥ	pradhvaṃsiṣu

Compound pradhvaṃsi -

Adverb -pradhvaṃsi