To make someone your number one romantic focus, your main person. Borrowed from gaming culture where your 'main' is the character you always pick — applied to crushes and romantic interest.

Infidelity, romantic deception. To put 'cuernos' is to be unfaithful to your partner; to wear them is to receive them.

Good judgment, skill, or the right touch when handling a delicate situation. Someone with tino reads the room, chooses the right moment, and acts with exactly the right amount of care and precision.

To skip class, ditch school, or play hooky. In Peru, capar is the art of slipping away from school undetected — a rite of passage for generations of students who had better things to do than sit through another lecture.