belt best blot blue blur bole bolt bore boss bout burp burr buss bust erst less lest lobe lope lore lose loss lost lout lube lure lust lute opus oust pelt pert pest plot plus

poet pole pore port pose post pour pout pure purl purr puss rest robe role rope rose rote rout rule ruse rust slob sloe slop slot slue slur sole sore sort soul soup sour spot

spur step stop stub suet sure tore toss tour true tube user bless bluer blurt borer brute burro burst erupt estop loess loser lotus louse outer pesto poser posse press probe prose pulse purer purse

rebus rebut repro rouse roust route ruler slept slope slurp sober sorer souse spore sport spout spurt stole store strep strop super surer tress truer truss tuber turbo upset usurp