underrated
v.v. better or more important than most people realize. You use this when you think something deserves more praise or attention than it currently gets.
v. valued or rated too low; better than its reputation or popularity suggests. Often used to describe creative works or skills that have been overlooked by the public.
This small café is very underrated and deserves more customers.
Many critics argue that the band's second album is their most underrated work, despite its poor initial sales.
While the lead actor received most of the accolades, it was the supporting cast's underrated performance that provided the emotional weight necessary for the film's success.
From under- + rated.
From underrate + -ed.
Typically used as a predicative adjective following a linking verb or as an attributive adjective before a noun.