A fourth is to kibitz an expert, remembering to preserve a decorous silence.
Conley knew, but he preserved a discreet silence.
In India, psychiatry and psychology scholars have "preserved an almost complete silence on the subject of homosexuality".
The Abbot strove not to vindicate himself, but preserved a sullen silence.
For some moments all preserved a dead and solemn silence.
Preserving a grim and mysterious silence, he picked her up in his arms.
Jane, who was not in the least afraid of the dark, still preserved a withering silence.
The father and son preserved a profound silence towards each other, where an intelligent observer would have expected cries and tears.
The Shadow preserved a total silence as he moved about the first floor.
They told me to preserve an absolute silence.