Transition from Old English
The transition from Late Old English to Early Middle English had taken place by the 1150s to 1180s, the period when the 展开

The main changes between the Old English sound system and that of Middle English include:
• Emergence of the voiced fricatives /v/, /ð/, /z/ as separate phonemes, … 展开

Nouns
Middle English retains only two distinct noun-ending patterns from the more complex system of inflection in Old English:
Nouns of the weak declension are primarily inherited from Old English n … 展开

With the discontinuation of the Late West Saxon standard used for the writing of Old English in the period prior to the Norman Conquest, Middle English came to be written in a wide variety of scribal forms, reflecting different regional dialects and orthographic … 展开

• Medulla Grammatice (collection of glossaries)
• Middle English creole hypothesis
• Middle English Dictionary
• Middle English literature 展开

• A. L. Mayhew and Walter William Skeat. A Concise Dictionary of Middle English from A.D. 1150 to 1580
• Middle English Glossary (archived 22 February 2012)
• Oliver Farrar Emerson, ed. (1915). 展开