inofficious

adjective

in·​of·​fi·​cious

ˌi-nə-ˈfi-shəs

: of or relating to a disposition of property that has the effect of depriving descendants of the shares of a succession to which they are entitled by law

Word History

Etymology

Latin inofficiosus (of a will) ignoring the testator's duty to his relatives, from in- not + officiosus kind, dutiful, from officium service, kindness, duty