Unique words give you benefits to make it simpler to get extra words. Palindromes (words that spell the exact word forwards and backwards) give you a blank. Blanks can replace any single letter in a word. Fifty percent-palindromes (words that spell a various word backwards) give you a swap. Use a swap to swap places of two words. There is a solution word. Obtain that word and you get a bolt. Bolts will clear away all the letters of a single color.
Each stage has a various target. Entire that target to transfer to the upcoming stage.