unexpectedtreasure
nounUK /ˌʌnɪkˈspɛktɪd ˈtrɛʒə/
US /ˌʌnɪkˈspɛktɪd ˈtrɛʒər/
A treasure you find when you are not looking for it.
While digging in the garden, Mia found an unexpectedtreasure: a shiny old coin.
OTHER MEANINGS
2. A good thing that happens without planning.
The extra day off was an unexpectedtreasure for the whole team.
3. Something valuable found by accident.
The hikers stumbled upon an unexpectedtreasure: a box of old letters in the attic.
4. A pleasant surprise that makes you happy.
Finding a kind note in her lunchbox was an unexpectedtreasure.