Usage examples for restraint:

• That evening he wrote a letter that is a marvel of restraint "The Art of Public Speaking" – Dale Carnagey (AKA Dale Carnegie) and J. Berg Esenwein

• Freedom of the press was not yet granted, but tongues had begun to move freely- indeed, often without any restraint "The Complete Historical Romances of Georg Ebers" – Georg Ebers

• Addie had never been taught restraint of any kind, and to her a church was just the place for a little wild nonsense, and all present were compelled to feel that both her words and manner went beyond the limits of good taste, to say the least. "From Jest to Earnest" – E. P. Roe

• Then he turned to her with a strong restraint in his face. "Masters of the Wheat-Lands" – Harold Bindloss