-phil- fflush filfil filius filli- fillip fillis fillup filsum fislis fissi- flipps fluffs fluhli fluish flumph flumps fuisum fulfil fullup fumish fumsup fumuli fusils hi-fis hififi hihful hilili hillis hillul hilsum hipihi hippus huh-uh huipil huishu huluhu hulusi humhum humism hummum hummus humphs humuli huppil hushih hushup huspil hussif husulu illful illipi illish illupi imfull imlili immiss impish impuls ipsums islisp ismism lifful lifull lilipi lilium lilius lillis lilliu limuli lishui liulis liushi lufful luismi lulism lullus lummis lummus lumpus lumuli lushui mifumi milful milium milius milli- millis millpu millus milsim mis-pi mishil mishmi misisi misius missil missis missus mm-hmm muflih muhuhu mulish mulism mullis mullum mullus mulmul mulshi mulsim mulsum musius muslim musmus mussil mussum mussup muumuu philip phills philps philum phipps phlius phlppl piilsi pilili pilish pilium pillus pilpul pilums pipili pipipi pippip pippul pissis piuish piumhi piupiu piusii plumps pppppp ppsspp puffup pullip pullup pullus pulpi pulsus pumill pumish pumpup pupils puppis pushim pushup pusill pussi s-l-m s-plus shihhi shiism shills shilpi shishi shisui shmups shshsh shusui sihuli siiiii silili silius sillim simili simisi simpli simsim simuls sishui sisisi sisulu slimup slipup sluffs slumps smilis spiffs spill- spills spilus spliff splifs splish sufism sufli sulili sulph- sum-up sumisu summil summum sumphs sumsup suphis suppli sushil sushis susulu susumu uffish uh-huh uhhuhs ulfuls ulpius um-hum upfill uphill uppish upslip