Question

sort the words according to the meanings of their shared roots. contract downgrade subcontrary contravene graduate degrade against step

Explanation:

• "contra" is a root meaning "against". So words with this root go in the "against" category.
• "grad" is a root meaning "step". So words with this root go in the "step" category.

Answer:

• Against: contradict, subcontrary, contravene
• Step: downgrade, graduate, degrade