Underrepresented (adjective)

1. Not having enough representation in a particular group or situation.
2. Not having an equal representation in a population or group based on certain characteristics such as race, gender, or socio-economic status.

Origin:

Composed of the prefix "under-" meaning below or less than and the verb "represent" meaning to act or speak on behalf of a group or to serve as an example or symbol of something.

Examples:

1. Women are underrepresented in leadership positions in the tech industry.
2. Minorities are underrepresented in the higher education system.
3. Many people believe that the LGBTQ+ community is underrepresented in the media.
4. The underrepresented groups in the workforce face significant obstacles in advancing their careers.
5. His opinions were underrepresented in the discussion, as he didn't speak up much.