Yes, the word cap may have forms of variability depending on the situation. Cappin’ is a verb that is translated as lying or exaggerating (You cappin’ right now). Honesty is applied by the use of the word no cap and encouraged with the help of the cap emoji which visually reinforces the meaning of the slang notion. Even though its fundamental meaning is about truth or lies the tone and the context make it be perceived in a different way. It is also often combined with other slang words in order to make relatable and funny online phrases or responses. Know more about cap meaning
Source: Radarro