after-wort aftertreat arrow-root eforeffort erra-pater errorproof ferretfeet ferropaper papatoetoe partpooper patteraroe pepper-pot pepperette pepperroot peppertree pepperwort perforator perpetrate peterpeter pewterware pewterwort portopetro preparator preprepare propraetor proreferee ratatattat rotorooter tatarpaper tatereater tatertreat teratopora terrapower tetraptera tetraptote tetterwort toe-tapper toe-to-toe towertower treattetra treetopper water-rate waterpoort waterpower waterrower watertower waterwater wetter-off