What is another word for declensionism?
Pronunciation: [dɪklˈɛnʃənˌɪzəm] (IPA) 
Declensionism refers to the idea that a language is in decline due to changes in its grammar, syntax, and vocabulary. Some synonyms for declensionism include language decay, linguistic degeneration, and language erosion. These terms all suggest that a language is deteriorating over time, and they often carry a negative connotation about the state of the language and those who speak it. Other synonyms for declensionism may include language obsolescence, language extinction, or linguistic obsolescence. Regardless of the terminology used, the concern over language change and loss is a common one, and researchers and language advocates often work to preserve and promote endangered languages around the world.
