anagram, engram

Anagram or anagram means a word or sentence formed by mixing up the letters of another word or sentence --
She likes to tell people that "evil" is an anagram of "live".
Can you think of an anagram for "shore"? You have to use all of the letters.

Engram or engram means a trace, psychologically, as of an event in the past, or a mark left on protoplasm, biologically --
When he hears that old song, he sees an image, an engram, of the funeral.
He believes that each memory is an engram, a physical mark left on a part of the brain.

Now that you know that, you can say--
"He doesn't like word games. He says that each anagram becomes an engram, and that he becomes confused later while reading."