Declension table of ?rathāśva

Neuter	Singular	Dual	Plural
Nominative	rathāśvam	rathāśve	rathāśvāni
Vocative	rathāśva	rathāśve	rathāśvāni
Accusative	rathāśvam	rathāśve	rathāśvāni
Instrumental	rathāśvena	rathāśvābhyām	rathāśvaiḥ
Dative	rathāśvāya	rathāśvābhyām	rathāśvebhyaḥ
Ablative	rathāśvāt	rathāśvābhyām	rathāśvebhyaḥ
Genitive	rathāśvasya	rathāśvayoḥ	rathāśvānām
Locative	rathāśve	rathāśvayoḥ	rathāśveṣu

Compound rathāśva -

Adverb -rathāśvam -rathāśvāt