Naughty Word Searches Nasty Fcking Words to Seek and Find. Swear word colouring books have taken the world by storm, but puzzle books are still in the same old no fun zone. Not anymore NOT SAFE FOR WORK puzzle books are the vulgar books youre looking for when youre tired of all the goody two shoes books on the market. This one features all of the naughty words that are supposed to stay in the bedroom, but are a whole lot more fun when they dont.