Declension table of ?spardha

Neuter	Singular	Dual	Plural
Nominative	spardham	spardhe	spardhāni
Vocative	spardha	spardhe	spardhāni
Accusative	spardham	spardhe	spardhāni
Instrumental	spardhena	spardhābhyām	spardhaiḥ
Dative	spardhāya	spardhābhyām	spardhebhyaḥ
Ablative	spardhāt	spardhābhyām	spardhebhyaḥ
Genitive	spardhasya	spardhayoḥ	spardhānām
Locative	spardhe	spardhayoḥ	spardheṣu

Compound spardha -

Adverb -spardham -spardhāt