Use strings-to-list instead of mapcar. Use cl-incf and push macros over low level list manipulation.
Anagram
Given a word and a list of possible anagrams, select the correct sublist.
Given "listen" and a list of candidates like "enlists" "google" "inlets" "banana" the program should return a list containing
"inlets".
Source
Inspired by the Extreme Startup game https://github.com/rchatley/extreme_startup
Submitting Incomplete Solutions
It's possible to submit an incomplete solution so you can see how others have completed the exercise.