Final answer:
The opposite of 'contento' in Spanish is 'triste'.
Step-by-step explanation:
The opposite of the word 'contento' in Spanish is 'triste'. 'Contento' means happy, so 'triste' which means sad, is its opposite. For example, if someone is contento, they are feeling happy and satisfied, while if someone is triste, they are feeling sad and unhappy.
Contento: happy
Triste: sad
Learn more about opposite words in Spanish