un ‧ der ‧ ra ‧ ted /ˌʌndəˈreɪtəd◂, ˌʌndəˈreɪtɪd◂/ BrE AmE adjective
[ Word Family: verb : ↑ rate , ↑ overrate ≠ UNDERRATE ; noun : ↑ rate , ↑ rating ; adjective : ↑ overrated ≠ ↑ underrated ]
better than people think or say:
a much underrated novel
⇨ ↑ overrated