What does "hypercorrection" mean?

Nonstandard language use that results from the overapplication of a perceived prescriptive rule.

What is a synonym for "hypercorrection"?

Common synonyms include: bull, fluff, malapropism, mispronunciation, misusage, solecism.

Pronounced //ˌhaɪ.pɚ.kəˈɹɛk.ʃən//.

/ˌhaɪ.pɚ.kəˈɹɛk.ʃən/ noun

noun ·Rare ·Advanced level

Noun

1
Nonstandard language use that results from the overapplication of a perceived prescriptive rule. countable, uncountable
2
A nonstandard form so used. countable, uncountable

From hyper- + correction.