1. free from projections or unevenness of surface; not rough: smooth wood; a smooth road.
2. generally flat or unruffled, as a calm sea.
3. free from hairs or a hairy growth: a smooth cheek.
4. of uniform consistency; free from lumps, as a batter, sauce, etc.
5. free from or proceeding without abrupt curves, bends, etc.: a smooth ride.
6. allowing or having an even, uninterrupted movement or flow: smooth driving.
7. easy and uniform, as motion o
"cooperations can be smooth in futures."
"universes can be smooth on scales."
"paths can be smooth after stints."
"passages can be smooth for tours."
"lean-tos can be smooth with ages."
This list can help you learn new vocabulary more quickly and be able explore other words more easily.