GUMPTIOUS

go is it mi mo mu oi om op os pi si so ti to um up us ut

gip git gos got gum gut imp ism its mig mis mog mop mos mot mug mus mut oms ops opt out pig pis pit piu poi pom pot psi pst pug pus put sim sip sit som sop sot sou sum sup tip tis tog tom top tug tui tup ump upo ups uts

gimp gips gist gits gout gums gust guts imps migs mips miso mist mogs mops most mots mugs must muts omit opts opus oust outs pigs piso pits pois poms post pots pout ptui pugs puts simp smit smog smug smut soup spit spot stop stum suit sumo sump tips togs toms topi tops tugs tuis tump tups umps