From [[w:|]][[Category: derivations|Dative]] dativus (appropriate to giving), itself from datus (the past participle of dō (“‘I give’”)) + -ivus '-ive'.
From [[w:|]][[Category: derivations|Dative]] dativus (appropriate to giving), itself from datus (the past participle of dō (“‘I give’”)) + -ivus '-ive'.