Noun
(linguistics) Nonstandard language use that results from the over-application of a perceived prescriptive rule.
(linguistics) A nonstandard form so used.
Synonym: hypercorrectism
It is often criticised as a form of hypercorrection coming from a widespread ignorance of the proper use of the apostrophe or of punctuation in general. Source: Internet
The pronunciation /ˈheɪtʃ/ may be a hypercorrection formed by analogy with the names of the other letters of the alphabet, most of which include the sound they represent. Source: Internet