Final answer:
The opposite of 'guapo' is 'feo' in Spanish
Step-by-step explanation:
The opposite of the Spanish word 'guapo' is 'feo', which means 'ugly' in English. In Spanish, 'guapo' is often used to describe someone who is attractive or good-looking, while 'feo' describes someone who is unattractive or ugly.
For example, if someone says 'Él es muy guapo', it means 'He is very handsome'. On the other hand, if someone says 'Él es muy feo', it means 'He is very ugly'.
So in this case, the opposite of 'guapo' would be 'feo'.
Learn more about Opposite words in Spanish