This volume serves as a foundational pedagogical tool for students seeking to understand the linguistic structure and evolution of Middle English through the works of Geoffrey Chaucer. Henry Sweet, a renowned philologist, utilizes his expertise in phonology and historical linguistics to provide a structured approach to the language. By combining grammatical instruction with primary source extracts, the text establishes a framework for analyzing the transition from Old to Middle English.

Experts in historical linguistics recognize this work as a classic reference for the study of Middle English philology. Readers frequently note the academic density of the prose, which remains a standard resource for students of medieval literature and language history.