smooth

adjective

1
(of a body of water) free from disturbance by heavy waves
a ribbon of sand between the angry sea and the placid bay
the quiet waters of a lagoon
2
lacking obstructions or difficulties
the bill's path through the legislature was smooth and orderly
3
smoothly agreeable and courteous with a degree of sophistication
he was too politic to quarrel with so important a personage
the manager pacified the customer with a smooth apology for the error
4
smooth and unconstrained in movement
a long, smooth stride
the fluid motion of a cat
5
having a surface free from roughness or bumps or ridges or irregularities
smooth skin
a smooth tabletop
6
of motion that runs or flows or proceeds without jolts or turbulence
a smooth ride
7
of the margin of a leaf shape; not broken up into teeth
8
(music) without breaks between notes; smooth and connected
a legato passage

Also useful for “smooth”:Unscrambler— Rearrange the letters in “smooth”