Synonyms and Antonyms for hard-surface

3. surface (n.)

the outermost level of the land or sea

Synonyms: Antonyms:

4. surface (n.)

a superficial aspect as opposed to the real nature of something

Synonyms: Antonyms:

8. hard (adj.)

very strong or vigorous

Synonyms: Antonyms:

9. hard (adj.)

characterized by effort to the point of exhaustion; especially physical effort

Synonyms: Antonyms:

10. hard (adv.)

with firmness

Synonyms: Antonyms: