IMPROGRESSIVE

em er es go is me mi mo oe oi om op or os pe pi re si so

ego eme ems ere erg err ers ess eve gee gem gie gip gor gos imp ire ism meg mig mir mis mog mop mor mos oes oms ope ops ore ors ose pee peg per pes pie pig pis poi pom pro psi ree reg rei rem rep res rev rig rim rip roe rom see seg sei ser sim sip sir sis som sop sos sri vee veg vie vig vim vis voe

eger egis egos emes emir epos ergo ergs eros errs eses ever eves gees gems germ gies gimp gips giro give goer goes gore gorm gorp gree grim grip impi imps ires iris isms megs mere mess migs mips mire miri mirs mise miso miss mogs mope mops more mors moss move ogee ogre omer opes ores oses over peer pees pegs pere peri perm perv peso pier pies pigs piso piss poem pois pome poms pore pose pree prig prim prog prom pros psis rees regs reis rems repo reps revs rigs rime rims ripe rips rise rive roes romp roms rope rose rove seem seep seer sees sego segs seis seme semi sere sers simp sims sipe sips sire sirs smog some soms sops sore sori spiv sris veep veer vees vier vies vigs vims vise voes