chore hcore cohre ochre hocre ohcre chroe hcroe crhoe rchoe hrcoe rhcoe corhe ocrhe crohe rcohe orche roche horce ohrce hroce rhoce orhce rohce choer hcoer coher ocher hocer ohcer cheor hceor cehor echor hecor ehcor coehr ocehr ceohr ecohr oechr eochr hoecr ohecr heocr ehocr oehcr eohcr chreo hcreo crheo rcheo hrceo rhceo chero hcero cehro echro hecro ehcro creho rceho cerho ecrho recho ercho hreco rheco herco ehrco rehco erhco coreh ocreh croeh rcoeh orceh roceh coerh ocerh ceorh ecorh oecrh eocrh creoh rceoh ceroh ecroh recoh ercoh orech roech oerch eorch reoch eroch horec ohrec hroec rhoec orhec rohec hoerc oherc heorc ehorc oehrc eohrc hreoc rheoc heroc ehroc rehoc erhoc orehc roehc oerhc eorhc reohc erohc
Note: these 'words' (valid or invalid) are all the permutations of the word chore. These words are obtained by scrambling the letters in chore.