Declension table of ?pradhānakārya

Neuter	Singular	Dual	Plural
Nominative	pradhānakāryam	pradhānakārye	pradhānakāryāṇi
Vocative	pradhānakārya	pradhānakārye	pradhānakāryāṇi
Accusative	pradhānakāryam	pradhānakārye	pradhānakāryāṇi
Instrumental	pradhānakāryeṇa	pradhānakāryābhyām	pradhānakāryaiḥ
Dative	pradhānakāryāya	pradhānakāryābhyām	pradhānakāryebhyaḥ
Ablative	pradhānakāryāt	pradhānakāryābhyām	pradhānakāryebhyaḥ
Genitive	pradhānakāryasya	pradhānakāryayoḥ	pradhānakāryāṇām
Locative	pradhānakārye	pradhānakāryayoḥ	pradhānakāryeṣu

Compound pradhānakārya -

Adverb -pradhānakāryam -pradhānakāryāt