Declension table of ?pradhānakarman

Neuter	Singular	Dual	Plural
Nominative	pradhānakarma	pradhānakarmaṇī	pradhānakarmāṇi
Vocative	pradhānakarman pradhānakarma	pradhānakarmaṇī	pradhānakarmāṇi
Accusative	pradhānakarma	pradhānakarmaṇī	pradhānakarmāṇi
Instrumental	pradhānakarmaṇā	pradhānakarmabhyām	pradhānakarmabhiḥ
Dative	pradhānakarmaṇe	pradhānakarmabhyām	pradhānakarmabhyaḥ
Ablative	pradhānakarmaṇaḥ	pradhānakarmabhyām	pradhānakarmabhyaḥ
Genitive	pradhānakarmaṇaḥ	pradhānakarmaṇoḥ	pradhānakarmaṇām
Locative	pradhānakarmaṇi	pradhānakarmaṇoḥ	pradhānakarmasu

Compound pradhānakarma -

Adverb -pradhānakarma -pradhānakarmam