■ adjective
1》 having an even and regular surface; free from projections or indentations.
↘(of a liquid) having an even consistency; without lumps.
2》 (of movement) without jerks.
3》 without problems or difficulties.
4》 (of a flavour) without harshness or bitterness.
5》 suavely or unctuously charming.
■ verb (also ~e ) make ~.
■ adverb archaic in a way that is without difficulties.
Derivatives
~able adjective
~er noun
~ish adjective
~ly adverb
~ness noun
Origin
OE smōth , prob. of Gmc origin.