smoothness

Noun

• the quality of being free from errors or interruptions
  • the five-speed manual gearbox is smoothness personified
    

• the quality of having a level and even surface
  • the water was a glassy smoothness
    
  • the weather system of the Pacific is determined by the uninterrupted smoothness of the ocean
    

• the quality of being bland and gracious or ingratiating in manner

• powerful and effective language
  • his eloquence attracted a large congregation
    
  • fluency in spoken and written English is essential
    
  • his oily smoothness concealed his guilt from the police
    

• a texture without roughness; smooth to the touch
  • admiring the slim smoothness of her thighs
    
  • some artists prefer the smoothness of a board
    

Related words

• Synonyms: 
  suavity , suaveness , blandness , eloquence , fluency
• Antonyms: 
  roughness , raggedness