To be stiff

The phrase 'andar tieso' in Spanish translates to 'to be stiff' in English. It describes a state where someone or something is rigid and inflexible, often referring to a person's posture or the way they move. In a more literal sense, it can indicate a physical condition where the muscles are tense, resulting in a lack of movement or fluidity. This expression can be used in various contexts, including describing a playful sense of awkwardness or a serious demeanor.