sines sinis sinni siper sipes siple sippe sippi sipsi siree sirel siren sires sirin siris sirse sirsi sisel siser sises sisil sisis sisle sisli sisne sissi slebs sleen sleep sleer slepe sleps slerp sless slier slies sline slip- slipe slips slirp sliss snbrn sneer snees sneir snell snepe sneps snerp snese snibs snies snils snipe snipp snips snirl snrnp snrpb speel speen speer spees speir spele spell spene spens spere speri sperl spern sperr spiel spier spies spile spili spill spin- spine spins spir- spire spirr spise spiss splen splib spner spree spres srnin srprb srsen ssies sssrb sssss