HISTORY OF GRAMMAR
HISTORY OF GRAMMAR Introductio Over the last 1,200 years or so, English has undergone extensive changes in its vowel system but many fewer changes to its consonants. In the Old English period, a number of umlaut processes affected vowels in complex ways, and unstressed vowels were gradually eroded, eventually leading to a loss of grammatical case and grammatical gender in the Early Middle English period. The most important umlaut process was *i-mutation (c. 500 CE), which led to pervasive alternations of all sorts, many of which survive in the modern language: e.g. in noun paradigms (foot vs. feet, mouse vs. mice, brother vs. brethren); in verb paradigms (sold vs. sell); nominal derivatives from adjectives ("strong" vs. "strength", broad vs. breadth, foul vs. filth) and from other nouns (fox vs. "vixen"); verbal derivatives ("food" vs. "to feed"); and comparative adjectives ("old" vs. "elder"). Consonan...