Declension table of ?dṛḍhāśva

Masculine	Singular	Dual	Plural
Nominative	dṛḍhāśvaḥ	dṛḍhāśvau	dṛḍhāśvāḥ
Vocative	dṛḍhāśva	dṛḍhāśvau	dṛḍhāśvāḥ
Accusative	dṛḍhāśvam	dṛḍhāśvau	dṛḍhāśvān
Instrumental	dṛḍhāśvena	dṛḍhāśvābhyām	dṛḍhāśvaiḥ dṛḍhāśvebhiḥ
Dative	dṛḍhāśvāya	dṛḍhāśvābhyām	dṛḍhāśvebhyaḥ
Ablative	dṛḍhāśvāt	dṛḍhāśvābhyām	dṛḍhāśvebhyaḥ
Genitive	dṛḍhāśvasya	dṛḍhāśvayoḥ	dṛḍhāśvānām
Locative	dṛḍhāśve	dṛḍhāśvayoḥ	dṛḍhāśveṣu

Compound dṛḍhāśva -

Adverb -dṛḍhāśvam -dṛḍhāśvāt