eemmeer empress empuses epesses erserum eumerus meemure meerpur mereses meseems mess-up messeme messers messmer messups mummers mumpers murmure murmurs museums musumee muu-muu muumuse muumuus pee-pee peepees peepers peerers peeress peppers pereuse perpers perseus persure peruser peruses pessere peursum premere prepere prepper presepe prespes presser presses pressup presume preures pruesse puerper puerres pum-pum pumpers purpure purrers pursers pursuee pursuer pursues pussums puusepp re-user re-uses reessum remueur repreme repress repreue resumer resumes resurse reuseme reusers rummers rumpure seemers seeress seesees sememes semper- sempere sepreus spurrer sreepur sssssss summers summure suppers suppure supreme sursese sursum- umuerum urupes usurers usuress usurper