Ruthlessly competitive is a term used to describe someone who will do whatever it takes to win, even if it means disregarding the rules or taking advantage of others. This type of behavior can be seen in the crossword solutions CUTTHROAT (9 letters), DEAD (5 letters), and DOGEATDOG (9 letters). CUTTHROAT implies that someone is willing to do anything to get ahead, while DEAD suggests that they are willing to go to extreme lengths to win, even if it means sacrificing something important. Finally, DOGEATDOG implies that this person is willing to compete with anyone, regardless of the consequences. All of these words together paint a picture of someone who is ruthlessly competitive and will do whatever it takes to come out on top.