Marvel Comics - remember that the meaning of words changed over the years

By the way, this is shopped.

In this resolution you can tell it, especially for the weird looking 'K'.
In the link of this thread
One user says is from Captain America #176, where originally it says "solid advice".

This might be fake but you know what's not? The comic about the Joker's boner.

source: https://www.dialbforblog.com/archives/136/