Immodest (adjective)

1. Having or showing a lack of modesty; not modest.
2. Excessive or inappropriate in relation to what is reasonable or necessary; overstated.

Origin:

Early 17th century: from french immodeste or latin immodestus, from in- "not" + modestus "moderate".

Examples:

1. She was criticized for her immodest behavior at the party.
2. He was known for his immodest claims of his own abilities.
3. The actress's immodest dress was considered inappropriate for the formal event.
4. The immodest price of the painting was a result of its historical significance.
5. The immodest demands of the workers led to a strike.