abandon, belittle, brush aside, brush off, care nothing for, deprecate, depreciate, dismiss, disparage, drop the subject, forget, forget about it, forget it, lay aside, let it go, let slip, make light of, make little of, make nothing of, minimize, misestimate, misprize, not care, not mind, push aside, put aside, sell short, set aside, set at naught, set little by, sneeze at, think little of, think nothing of, thrust aside, turn away from, underestimate, underprize, underrate, underreckon, undervalue