Is it ensure, insure, or assure?
"cross-shaped," from Modern Latin cruciatus, from Latin crux (genitive crucis) "cross" (see cross (n.)). Obsolete meaning "tormented" is 1530s, from Latin cruciat-, past participle stem of cruciare "cause pain or anguish to," literally "crucify," from crux.
cruciate cru·ci·ate (krōō'shē-āt') or cru·cial (krōō'shəl)
Having the form of a cross, as in certain ligaments of the knee.
Arranged in or forming a cross, as for a bandage.
Overlapping or crossing, as the wings of some insects when at rest.