Hush-hush and Laconisms

Hush-hush adjective - Not known or meant to be known by the general populace.

Laconisms and hush-hush are semantically related In some cases you can replace term "Laconisms" with "Hush-hush", this terms are similar.

Hush-hush and laconisms are semantically related in speech topic. Sometimes you can use "Hush-hush" instead a noun "Laconisms", if it concerns topics such as silence.