Declension table of ?ekatriṃśaka

Masculine	Singular	Dual	Plural
Nominative	ekatriṃśakaḥ	ekatriṃśakau	ekatriṃśakāḥ
Vocative	ekatriṃśaka	ekatriṃśakau	ekatriṃśakāḥ
Accusative	ekatriṃśakam	ekatriṃśakau	ekatriṃśakān
Instrumental	ekatriṃśakena	ekatriṃśakābhyām	ekatriṃśakaiḥ ekatriṃśakebhiḥ
Dative	ekatriṃśakāya	ekatriṃśakābhyām	ekatriṃśakebhyaḥ
Ablative	ekatriṃśakāt	ekatriṃśakābhyām	ekatriṃśakebhyaḥ
Genitive	ekatriṃśakasya	ekatriṃśakayoḥ	ekatriṃśakānām
Locative	ekatriṃśake	ekatriṃśakayoḥ	ekatriṃśakeṣu

Compound ekatriṃśaka -

Adverb -ekatriṃśakam -ekatriṃśakāt