Words formed when one letter is changed in codex
Letter 1 (C) changed: 1 word found:
No words found when changing letter 2 (O).
No words found when changing letter 3 (D).
No words found when changing letter 4 (E).
Letter 5 (X) changed: 5 word found:
A total of 6 words can be formed from codex by changing one letter.