What does overachievement mean in crosswords?

overachievement means: better than expected performance (better than might have been predicted from intelligence tests)

How many letters does overachievement have?

overachievement has 15 letters.

Word entry · 15 letters

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15 lettersPart of speech nounSorted aceeeehimnortvvStarts with OEnds with T0 clues

1O2V3E4R5A6C7H8I9E10V11E12M13E14N15T

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O______________

better than expected performance (better than might have been predicted from intelligence tests)

From over- + achievement.

Source: Wiktionary, CC BY-SA 4.0

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