When your significant other becomes your best friend, your relationship reaches a whole new level of connection and comfort. It’s not just about love—it’s about trust, support, and enjoying each other’s company no matter what. From sharing inside jokes to confiding in each other about anything, here are some signs your SO is also your best friend.

They Have Your Back

Your partner is your best friend when they support you no matter what, even when they don’t fully agree with your decisions. They show unwavering loyalty and never abandon you during difficult moments. This trust allows you to be vulnerable, knowing they’ll stand beside you through every challenge. True best friends fight for each other, not against each other, which deepens the emotional connection in your relationship.