knickknack

/ˈnɪkˌnæk/
noun
  1. A small decorative object, often of little value, kept in a house for ornament.
    • The shelf was crowded with little knickknacks like tiny animals and painted eggs.
    • She collected porcelain knickknacks from every country she visited.
    • He dusted the knickknacks on the mantelpiece every weekend.