come+up+with
131come down with — (Roget s IV) v. Syn. contract, catch, be stricken with; see catch 4 …
132come up with — think of, be struck with, invent (an idea) …
131come down with — (Roget s IV) v. Syn. contract, catch, be stricken with; see catch 4 …
132come up with — think of, be struck with, invent (an idea) …