From: Richard Wordingham
Message: 22622
Date: 2003-06-04
> To note that [j] and [i] are regularly related via phonologicalrules
> is one thing. To claim that _every_ [i], also in non-alternatingas
> morphemes, is therefore derived from underlying /j/ is to employ the
> "free ride" principle: what works when motivated must also work when
> unmotivated. Chomsky and Halle, who pioneered that approach in _The
> Sound Pattern of English_, analysed _all_ instances of English [aI]
> being derived via a _synchchronic_ rule of Vowel Shift fromunderlying
> /i:/. The failure of the expected operation of Trisyllabic Laxing inunderlying
> words like <nightingale> (not "nittingale", unlike <divinity> with a
> lax vowel) had then to be explained by introducing a shadow
> fricative /x/ and ordering the rules so that the loss of /x/ withI found _The Sound Pattern of English_ very hard going until I
> compensatory lengtghening was ordered after the Trisyllabic Laxing
> rule but before the Vowel Shift. And so on, and so forth, making
> English phonology unspeakably complex but fearfully symmetrical.