Declension table of ?spardhākara

Masculine	Singular	Dual	Plural
Nominative	spardhākaraḥ	spardhākarau	spardhākarāḥ
Vocative	spardhākara	spardhākarau	spardhākarāḥ
Accusative	spardhākaram	spardhākarau	spardhākarān
Instrumental	spardhākareṇa	spardhākarābhyām	spardhākaraiḥ spardhākarebhiḥ
Dative	spardhākarāya	spardhākarābhyām	spardhākarebhyaḥ
Ablative	spardhākarāt	spardhākarābhyām	spardhākarebhyaḥ
Genitive	spardhākarasya	spardhākarayoḥ	spardhākarāṇām
Locative	spardhākare	spardhākarayoḥ	spardhākareṣu

Compound spardhākara -

Adverb -spardhākaram -spardhākarāt