Select the most appropriate one-word substitution for the given group of words.

A person seeking pleasure in everything 

Hedonist

The most appropriate one-word substitution for "a person seeking pleasure in everything" is hedonist.

• Periodontist is a dentist who specializes in the gums.
• Succulent means juicy or tasty.
• Reticent means reserved or uncommunicative.
• Hedonist is a person who believes that pleasure is the highest good in life.

The word hedonist comes from the Greek word "hedone," meaning "pleasure." A hedonist is someone who seeks out pleasure in all aspects of their life, and who believes that pleasure is the ultimate goal of existence.