1, different meanings: illicit love lines refer to wrinkles around the corners of the mouth, also known as laugh lines. Wrinkles are caused by long-term smiling and expression activities. Represents a person's optimistic and fulfilling life state. Love disappointment line is a wrinkle between eyebrows, also known as anger line or thinking line. Wrinkles are caused by long-term negative emotions such as frown, worry and anger. Represents a person's inner troubles and pressures.

2. The reasons for the formation are different: the external tattoo is mainly caused by facial muscle activities, especially long-term smiling and expression activities, while the love disappointment tattoo is muscle tension and wrinkles caused by long-term tension, anger, anxiety and other negative emotions.