humid uhmid hmuid mhuid umhid muhid huimd uhimd hiumd ihumd uihmd iuhmd hmiud mhiud himud ihmud mihud imhud umihd muihd uimhd iumhd miuhd imuhd humdi uhmdi hmudi mhudi umhdi muhdi hudmi uhdmi hdumi dhumi udhmi duhmi hmdui mhdui hdmui dhmui mdhui dmhui umdhi mudhi udmhi dumhi mduhi dmuhi huidm uhidm hiudm ihudm uihdm iuhdm hudim uhdim hduim dhuim udhim duhim hidum ihdum hdium dhium idhum dihum uidhm iudhm udihm duihm iduhm diuhm hmidu mhidu himdu ihmdu mihdu imhdu hmdiu mhdiu hdmiu dhmiu mdhiu dmhiu hidmu ihdmu hdimu dhimu idhmu dihmu midhu imdhu mdihu dmihu idmhu dimhu umidh muidh uimdh iumdh miudh imudh umdih mudih udmih dumih mduih dmuih uidmh iudmh udimh duimh idumh diumh miduh imduh mdiuh dmiuh idmuh dimuh
Note: these 'words' (valid or invalid) are all the permutations of the word humid. These words are obtained by scrambling the letters in humid.