break rbeak berak ebrak rebak erbak braek rbaek barek abrek rabek arbek beark ebark baerk aberk eabrk aebrk reabk erabk raebk arebk earbk aerbk breka rbeka berka ebrka rebka erbka brkea rbkea bkrea kbrea rkbea krbea bekra ebkra bkera kbera ekbra kebra rekba erkba rkeba kreba ekrba kerba brake rbake barke abrke rabke arbke brkae rbkae bkrae kbrae rkbae krbae bakre abkre bkare kbare akbre kabre rakbe arkbe rkabe krabe akrbe karbe beakr ebakr baekr abekr eabkr aebkr bekar ebkar bkear kbear ekbar kebar baker abker bkaer kbaer akber kaber eakbr aekbr ekabr keabr akebr kaebr reakb erakb raekb arekb earkb aerkb rekab erkab rkeab kreab ekrab kerab rakeb arkeb rkaeb kraeb akreb kareb eakrb aekrb ekarb kearb akerb kaerb
Note: these 'words' (valid or invalid) are all the permutations of the word break. These words are obtained by scrambling the letters in break.