Mammoth Uncensored Word List:
165 words ending with rs, 5 letters long

acers afars agars agers amirs apers arars avers baurs bawrs bears beers biers birrs blurs boars boors bowrs brers buhrs burrs carrs chars coirs cours currs czars daurs dears deers doers doors dorrs duars durrs dyers egers emirs ewers eyers fairs fears feers fiars fiers flirs flors fours furrs gairs gaurs gears girrs gnars goers goors guars haars hairs hears heirs hoars hoers hours huers icers izars jeers keirs khors kiers knars knurs ksars kyars laers lairs lears leers lehrs leirs liars liers loirs lours maars mairs mawrs meers moers mohrs moors muirs murrs nears noirs nurrs odors omers oners overs owers oxers oyers pairs parrs pears peers piers pours puers purrs rears roars ruers sairs scars scurs sears seers seirs serrs shirs skers skyrs slurs smirs smurs snars soars sours spars spurs stars stirs suers tahrs tears teers tehrs thars tiars tiers tirrs torrs tours tsars tyers tzars users vairs vears veers viers voars wairs waurs wears weirs whirs yaars yarrs years yirrs yours