39. Less physical contact.
40. When you start feeling nostalgia for the relationship you’re currently in.
41. Often, but not always, for romantic relationships is a difference in sexual preferences. For example, your partner wants sex less often than you and seems to avoid having sex/makes excuses, whether they are valid or not.
Along the same vein, avoidance in general. They always seem to have something that’s keeping them busy. Or they have previous obligations. They won’t answer their phone very quickly, or at all.