Come back and Move back

Come back verb - To become healthy and strong again after illness or weakness.

Move back and come back are semantically related In some cases you can use "Move back" instead a verb "Come back".

Move back verb - Pull back or move away or backward.

Come back and move back are semantically related in return topic. Sometimes you can use "Come back" instead a verb "Move back", if it concerns topics such as go back.