Overregularization in English plural and past tense inflectional morphology: a response to Marcus (1995)

In a recent note, Marcus (1995) suggests that the rate of overregularization of English irregular plural nouns is not substantially different from that of English irregular past tense verbs. This finding is claimed to be in conflict with the predictions of connectionist models (Plunkett & Ma...

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Main Authors: Marchman, V, Plunkett, K, Goodman, J
Format: Journal article
Language:English
Published: Cambridge University Press 1997
Subjects:
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author Marchman, V
Plunkett, K
Goodman, J
author_facet Marchman, V
Plunkett, K
Goodman, J
author_sort Marchman, V
collection OXFORD
description In a recent note, Marcus (1995) suggests that the rate of overregularization of English irregular plural nouns is not substantially different from that of English irregular past tense verbs. This finding is claimed to be in conflict with the predictions of connectionist models (Plunkett & Marchman, 1991, 1993) which are said to depend solely on the dominance of regular over irregular forms in determining overregulation errors. However, these conclusions may be premature given that Marcus averaged overregulation rates across irregular nominal forms that varied in token frequency and across samples representing a broad range of children's ages. A connectionist view would predict an interplay between type frequency and other item level factors, e.g. token frequency, as well as differences in the developmental trajectories of the acquisition of nouns and verbs. In this response, we briefly review longitudinal parental report data (N=26) which indicate that children are significantly more likely to produce noun overregularizations than verb overregularizations across a prescribed age period (1;5 to 2;6). At the same time, these data also show that children are familiar with proportionately more irregular nouns that irregular verbs. These findings are consistent with the predictions of Plunkett & Marchman (1991, 1993) in that the larger regular class affects the frequency of noun errors but also that familiarity with individual irregular nouns tends to reduce the likelihood of overregularizations. In contrast to the conclusion of Marcus (1995), the connectionist approach to English inflectional morphology provides a plausible explanation of the phenomenon of overregularization in both the English plural and past tense systems.
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spelling oxford-uuid:a377fdd2-b3dc-4c89-897c-7bb9124a97ac2022-03-27T02:27:09ZOverregularization in English plural and past tense inflectional morphology: a response to Marcus (1995)Journal articlehttp://purl.org/coar/resource_type/c_dcae04bcuuid:a377fdd2-b3dc-4c89-897c-7bb9124a97acExperimental psychologyEnglishOxford University Research Archive - ValetCambridge University Press1997Marchman, VPlunkett, KGoodman, JIn a recent note, Marcus (1995) suggests that the rate of overregularization of English irregular plural nouns is not substantially different from that of English irregular past tense verbs. This finding is claimed to be in conflict with the predictions of connectionist models (Plunkett & Marchman, 1991, 1993) which are said to depend solely on the dominance of regular over irregular forms in determining overregulation errors. However, these conclusions may be premature given that Marcus averaged overregulation rates across irregular nominal forms that varied in token frequency and across samples representing a broad range of children's ages. A connectionist view would predict an interplay between type frequency and other item level factors, e.g. token frequency, as well as differences in the developmental trajectories of the acquisition of nouns and verbs. In this response, we briefly review longitudinal parental report data (N=26) which indicate that children are significantly more likely to produce noun overregularizations than verb overregularizations across a prescribed age period (1;5 to 2;6). At the same time, these data also show that children are familiar with proportionately more irregular nouns that irregular verbs. These findings are consistent with the predictions of Plunkett & Marchman (1991, 1993) in that the larger regular class affects the frequency of noun errors but also that familiarity with individual irregular nouns tends to reduce the likelihood of overregularizations. In contrast to the conclusion of Marcus (1995), the connectionist approach to English inflectional morphology provides a plausible explanation of the phenomenon of overregularization in both the English plural and past tense systems.
spellingShingle Experimental psychology
Marchman, V
Plunkett, K
Goodman, J
Overregularization in English plural and past tense inflectional morphology: a response to Marcus (1995)
title Overregularization in English plural and past tense inflectional morphology: a response to Marcus (1995)
title_full Overregularization in English plural and past tense inflectional morphology: a response to Marcus (1995)
title_fullStr Overregularization in English plural and past tense inflectional morphology: a response to Marcus (1995)
title_full_unstemmed Overregularization in English plural and past tense inflectional morphology: a response to Marcus (1995)
title_short Overregularization in English plural and past tense inflectional morphology: a response to Marcus (1995)
title_sort overregularization in english plural and past tense inflectional morphology a response to marcus 1995
topic Experimental psychology
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