occorrere

Etymology
From.

Verb

 * 1)  must; to need; to be necessary
 * 2)  to occur, to happen
 * 3)  to come to mind
 * 4)  to bump into
 * 5)  to help
 * 1)  to occur, to happen
 * 2)  to come to mind
 * 3)  to bump into
 * 4)  to help
 * 1)  to help