underreported

/ˌʌndərrɪˈpɔːrtɪd/
adjective
  1. Not reported as much or as accurately as is needed or expected.
    • The number of accidents at the factory was underreported for years.
    • The study found that income from freelance work is often underreported on tax forms.
    • Many cases of food poisoning are underreported because people do not see a doctor.
Synonyms