Smooth isn't Synonyms

Smooth replaced

tranquil isn't

regular isn't

uniform isn't

peaceful isn't

Definitions for Smooth

(adjective) having or showing very polished and worldly manners
(adjective) involving minimal difficulty or effort
(adjective) having a surface without bends, breaks, or irregularities

SI abbreviation

SI is an abbreviation for Smooth Isn't

What does SI stand for?

SI stands for "Smooth Isn't"