Phrasal verb relieve someone of something (Definition of relieving from the Cambridge Advanced Learner's Dictionary & Thesaurus Cambridge University Press)
Define relieving. relieving synonyms, relieving pronunciation, relieving translation, English dictionary definition of relieving. tr.v. relieved , relieving , relieves 1. a. To cause a lessening or alleviation of: relieved all his symptoms; relieved the tension. b. To make less...
Find 125 different ways to say RELIEVING, along with antonyms, related words, and example sentences at Thesaurus.com.

Reliving means experiencing something again, usually a memory or event. Taking a break was relieving after a long day. She was reliving her childhood memories. They are both correct wordsbut never interchangeable. Relieving comes from the verb relieve, meaning to ease or to reduce pressure.
The correct word should be relieving, not reliving. These mistakes happen because both words come from the verb live, but they are used in different emotional situations.

RELIEVING definition: to bring alleviation of ( pain , distress , etc) to (someone) | Meaning, pronunciation, translations and examples in American English
Relieving refers to the act of alleviating pain, distress, or discomfort. It can be applied in both physical and emotional contexts, where someone might seek to relieve themselves or others from burdens.

RELIEVE definition: to ease or alleviate (pain, distress, anxiety, need, etc.). See examples of relieve used in a sentence.