Spotting Toxic Friendships: 5 Key Signs Toxic relationships aren't limited to romantic partnerships—friendships can be toxic too. Here are five unmistakable signs that your friendship might be veering into toxic territory: •⁠ ⁠Lack of Boundaries: Ignoring your boundaries on purpose is a major red flag and a sure sign of disrespect. •⁠ ⁠Unkindness: True friends uplift, not tear down. If your friend's humor is hurtful or they make mean-spirited comments, it's time to reassess. •⁠ ⁠Breaking Trust: