FORMULISTIC

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cist clot coft coif coil coir cols colt corf corm cors cost cots cris crit crus cuif culm cult curf curl curs curt cuts fico film filo fils firm firs fisc fist fits flic flir flit floc flus foci foil form fort foul four frit from fuci furl furs iris lift limo liri list lits litu loci loft lost loti lots lour lout lums lust mics milo mils milt miri mirs miso mist mocs moil mols molt mors mort most mots must muts oils omit orcs orts otic ours oust outs rifs rift rims riot rocs roil rolf roms roti rotl rots rout rums rust ruts scot scum scut sift silo silt slim slit slot slum slur slut smit smut soft soil soli sori sort soul sour stir stum suit sumo surf tics tils tirl tiro tofu toil tolu toms torc tori tors tour trim trio tuis turf uric