uncommunicativeness

Bill Belichick is fighting his personal culture war clad in the heavy armor of uncommunicativeness.

Still, in spite of eyes and chin, Ned's unpracticalness was an anxiety to his father, and his uncommunicativeness a constant irritation.

The results of his observation were usually shrouded in the densest veils of uncommunicativeness: I sometimes wonder if I have ever met a more silent man.

The uncommunicativeness of the parents causes a temporary suppression of the great question, which does not, however, cease to arouse his intense desire for explanation.

And having thus revenged herself for her colleague's uncommunicativeness, she went her way.