CRUMBLIEST

be bi el em er es et is it li me mi mu re si ti um us ut

bel bes bet bis bit bum bur bus but cel cis cru cub cue cum cur cut ecu elm els ems emu ers ice ire ism its lei les let leu lib lie lis lit lum mel met mib mic mil mir mis mus mut reb rec rei rem res ret rib rim rub rue rum rut sec sei sel ser set sib sic sim sir sit sri sub sue sum tel tic tie til tis tub tui urb use ute uts

bels belt berm best bets bice bier bile birl bise bite bits blet blue blur brie brim bris brit brut bums burl burs bust bute buts ceil cels celt cire cist cite club clue crib cris crit crus cube cubs cues culm cult curb cure curl curs curt cute cuts ecru ecus elms emic emir emit emus erst etic etui ices ires isle item leis lest lets libs lice lier lies lieu limb lime lire list lite lits litu lube luce lues lums lure lust lute mels melt merc merl mibs mice mics mile mils milt mire mirs mise mist mite mule mure muse must mute muts rebs recs reis rems rest rets ribs rice riel rile rime rims rise rite rube rubs rues rule rums ruse rust ruts scum scut sect semi sice silt sire site slim slit slub slue slum slur slut smit smut stem stir stub stum suer suet suit sure tels term tics tier ties tile tils time tire tirl tres trim true tube tubs tuis tule urbs uric user utes