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

A person who attracts attention with a flashy style

Flamboyant

The most appropriate one-word substitution for the given group of words is flamboyant.

• Glutton means a person who eats too much.
• Flamboyant means showy, bold, or audacious in behaviour, appearance, etc.
• Jockey means a person who rides horses in races.
• Vagabond means a person who wanders from place to place without a home or regular work.

The word flamboyant is the most appropriate because it specifically refers to someone who attracts attention with their appearance or behavior. The other words do not have the same connotation of flashy or showy.