Even steven and Hush-hush

Hush-hush and even steven are semantically related. in unwilling to decide topic. In some cases you can use "Hush-hush" instead an adjective phrase "Even steven".

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

Even steven and hush-hush are semantically related. Sometimes you can replace phrase "Even steven" with "Hush-hush", this phrases are similar.