1. comparative form of hard; more difficult to do or understand
2. comparative form of hard; more solid, firm, or resistant to pressure

1. comparative form of hard; with more force, effort, or intensity

Examples

• This math problem is harder than the last one.
• The final exam will be much harder than the practice test.
• Steel is harder than aluminum.
• The ground gets harder when it freezes.
• You need to push harder to open that door.
• She studied harder for the second test.
• The rain fell harder as the storm approached.