What is mentally sound or healthy- change one letter from

“Mentally sound or healthy” can be changed by altering one letter in the word “sane” to form “same.”

So, “sane” becomes “same.”

Here are some more examples where you can change one letter from a phrase or word related to being mentally sound or healthy:

1. Sane → Sale
2. Clear → Clash
3. Mind → Find
4. Calm → Cram
5. Alert → Alter
6. Stable → Stabile

These involve changing just one letter to create a different word. Let me know if you’d like more examples!