Meaning of degrammaticalize | Babel Free

Definitions

1. To make less grammatical or not grammatical.
   transitive
2. To cause (an inflectional ending, etc) to undergo degrammaticalization.
   transitive

Examples

“Using diachronic evidence from Swedish, I will show that inflectional endings may be maintained as “less cumulative” inflections, or even degrammaticalize into a derivational suffix or a clitic.”

“[…] try to provide empirical evidence for the thesis that inflectional affixes can degrammaticalize into a derivational suffix or a clitic.”

CEFR level