Chichi (noun)

1. Nonsense, showy or ostentatious display; frivolous or vain display; affectation; pretense.
2. Something that is considered trivial or unnecessary.

Origin:

From french chichi, from chichir, reduplication of chier ("to defecat.e")

Examples:

1. He thought the new car was just chichi.
2. She was always trying to impress others with her chichi ways.
3. The chichi decorations were a distraction from the real problem.
4. He thought that the new fashion trend was just a chichi.
5. The chichi in the party made it less enjoyable.