Evidence for speaker knowledge of morphological patterns, both derivational and inflectional, is not limited to productive patterns. Nonproductive patterns appear to be accessible in such a way that accessibility (a term preferred to "psychological reality") may be viewed as a function of four somewhat interdependent factors: (1) productivity, (2)…

This study of 34 bilingual Spanish/English children (ages 9-13) revealed the influence of a codeswitching or language mixing factor in performance on the Test de Vocabulario en Imagenes Peabody-Adaptacion Hispanoamericana, Peabody Picture Vocabulary Test-Revised, their translations, and the combined results. Both combined/bilingual instruments'…