whilk hwilk wihlk iwhlk hiwlk ihwlk whlik hwlik wlhik lwhik hlwik lhwik wilhk iwlhk wlihk lwihk ilwhk liwhk hilwk ihlwk hliwk lhiwk ilhwk lihwk whikl hwikl wihkl iwhkl hiwkl ihwkl whkil hwkil wkhil kwhil hkwil khwil wikhl iwkhl wkihl kwihl ikwhl kiwhl hikwl ihkwl hkiwl khiwl ikhwl kihwl whlki hwlki wlhki lwhki hlwki lhwki whkli hwkli wkhli kwhli hkwli khwli wlkhi lwkhi wklhi kwlhi lkwhi klwhi hlkwi lhkwi hklwi khlwi lkhwi klhwi wilkh iwlkh wlikh lwikh ilwkh liwkh wiklh iwklh wkilh kwilh ikwlh kiwlh wlkih lwkih wklih kwlih lkwih klwih ilkwh likwh iklwh kilwh lkiwh kliwh hilkw ihlkw hlikw lhikw ilhkw lihkw hiklw ihklw hkilw khilw ikhlw kihlw hlkiw lhkiw hkliw khliw lkhiw klhiw ilkhw likhw iklhw kilhw lkihw klihw
Note: these 'words' (valid or invalid) are all the permutations of the word whilk. These words are obtained by scrambling the letters in whilk.