An ungrammatical phrase.
A misconstrual or misinterpretation.
A mistaken or faulty construction.
A misunderstanding or misinterpretation resulting from the use of the wrong meaning of a word that has multiple meanings.
An insistence on pure or unmixed forms.
An example of purist language etc.
The desire to use words and forms derived from what is considered the native element in a given language instead of elements considered borrowed or foreign.
An insistence on the traditionally correct way of doing things.