# underachiever

> English word · Noun · frequency rank #95,557

## Definitions
1. One who underachieves, i.e. performs less well than expected.

## Etymology
From underachieve + -er or under- + achiever.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/underachiever