whelk hwelk wehlk ewhlk hewlk ehwlk whlek hwlek wlhek lwhek hlwek lhwek welhk ewlhk wlehk lwehk elwhk lewhk helwk ehlwk hlewk lhewk elhwk lehwk whekl hwekl wehkl ewhkl hewkl ehwkl whkel hwkel wkhel kwhel hkwel khwel wekhl ewkhl wkehl kwehl ekwhl kewhl hekwl ehkwl hkewl khewl ekhwl kehwl whlke hwlke wlhke lwhke hlwke lhwke whkle hwkle wkhle kwhle hkwle khwle wlkhe lwkhe wklhe kwlhe lkwhe klwhe hlkwe lhkwe hklwe khlwe lkhwe klhwe welkh ewlkh wlekh lwekh elwkh lewkh weklh ewklh wkelh kwelh ekwlh kewlh wlkeh lwkeh wkleh kwleh lkweh klweh elkwh lekwh eklwh kelwh lkewh klewh helkw ehlkw hlekw lhekw elhkw lehkw heklw ehklw hkelw khelw ekhlw kehlw hlkew lhkew hklew khlew lkhew klhew elkhw lekhw eklhw kelhw lkehw klehw
Note: these 'words' (valid or invalid) are all the permutations of the word whelk. These words are obtained by scrambling the letters in whelk.