The constraint made me realize that the complex word isn&#x27;t that helpful when the other person doesn&#x27;t know much behind the word. You need to get inventive, and at some point, you might start having fun. I used this to explain encryption, and from the feedback I&#x27;ve got, I seem to have done a good job. It gets repetitive at times, but I managed to slip in PKI, password storage, and a brief summary of the Crypto Wars.<p><a href="https:&#x2F;&#x2F;theandrewbailey.com&#x2F;article&#x2F;177&#x2F;Hidden-Writing" rel="nofollow">https:&#x2F;&#x2F;theandrewbailey.com&#x2F;article&#x2F;177&#x2F;Hidden-Writing</a>