is it li lo op os pi si so ti to
its lip lis lit lop lot oil ops opt pis pit poi pol pot psi sip sit sol sop sot til tip tis tit top tot
lips lisp list lits lops lost loti lots oils opts piso pits plot pois pols post pots silo silt slip slit slop slot soil soli spit spot stop tils tilt tips tits toil toit topi tops tost tots
pilot plots polis posit slipt spilt split spoil stilt stopt tilts toils toits topis
Some random words: cartoonist cartooning cartooned cartoning cartomancy