Bucketloads , adamantine, forceful, herculean, assiduous, austere, badass, siberian, actual, alcoholic, addictive, after a struggle, acutely, and badly are synonyms for hard; soft and light are antonyms of hard. On this page, you will find 288 another word for hard.
1. firm
2. forceful
3. arduous
4. diligent
5. grim
6. strict
7. bitterly cold
8. reliable
9. alcoholic
10. strong
11. diligently
12. forcefully
He worked hard all day.
The exam was really hard.
She hit the ball hard.
It's hard to stay awake.