Adamantine, forceful, Herculean, assiduous, austere, badass, Siberian, actual, alcoholic, addictive, after a struggle, acutely, cats and dogs, and bucketloads are another word for hard. Soft and light are the opposites of hard. On this page, find 288 synonyms for hard, parts of speech, and examples of hard sentences.
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.