hippopus hippyish hippyism homoosis hoummous humuhumu hushhush hypsiops hyssopus i-ii-iii imissyou iooooooo mimusops mioumiou mishmosh misisipi misosoup missohio mohoohoo moushumi mushishi musumusu myomimus ophisops opiumism opossums oppossum phimosis phospho- phymosis pihoihoi pimpship pioupiou pishposh piss-ups piumosso pom-poms pompious poohpooh pop-shop popshops poshshop possumus pumpship puppyish puppyism push-ups shih-poo shimmyup shipoopi shippish shipshop shomyo shooshoo shoppish shoppism shoy-hoy shumishi sissyish sisyphos sisyphus so-soish somosomo sophisms sosippus spumoso- symphyo- symphysy uh-uh-uh um-shmum yo-ho-ho yohoyoho yumiyumi yuppyism