underemploymentnoun [ C ]
uk/ˌʌndərɪmˈplɔɪmənt/usa situation in which someone or something is not used as much as they should be:
Underemployment of skills is one of the biggest concerns among recent graduates.
the fact of not having enough work to do, only working part time, or of having a job that does not use all your skills:
Unemployment and underemployment are close to 50% in Nicaragua.