All flatness antonyms
flat
F f noun flatness
- unevenness — not level or flat; rough; rugged: The wheels bumped and jolted over the uneven surface.
- excitement — A feeling of great enthusiasm and eagerness.
- energy — The strength and vitality required for sustained physical or mental activity.
- vigour — active strength or force.
- vigor — active strength or force.
- liveliness — full or suggestive of life or vital energy; active, vigorous, or brisk: a lively discussion.