noun

1. The removal of stress or discomfort.

   “I sighed with relief when I found out that my daughter hadn't got lost, but was waiting for me at home.”

2. The feeling associated with the removal of stress or discomfort.

3. Release from a post or duty, as when replaced by another.

Synonyms: alleviation, ease, liss, backup, fill-in, stand-in, substitute, alleviation