Declension table of ekatva

Neuter	Singular	Dual	Plural
Nominative	ekatvam	ekatve	ekatvāni
Vocative	ekatva	ekatve	ekatvāni
Accusative	ekatvam	ekatve	ekatvāni
Instrumental	ekatvena	ekatvābhyām	ekatvaiḥ
Dative	ekatvāya	ekatvābhyām	ekatvebhyaḥ
Ablative	ekatvāt	ekatvābhyām	ekatvebhyaḥ
Genitive	ekatvasya	ekatvayoḥ	ekatvānām
Locative	ekatve	ekatvayoḥ	ekatveṣu

Compound ekatva -

Adverb -ekatvam -ekatvāt