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Cognate facilitation in different-script trilinguals as a function of proficiency balance: A longitudinal study

Published online by Cambridge University Press:  21 July 2026

Mariana Elias
Affiliation:
Department of Communication Sciences & Disorders, Faculty of Social Welfare and Health Sciences, University of Haifa , Israel
Tamar Degani
Affiliation:
Department of Communication Sciences & Disorders, Faculty of Social Welfare and Health Sciences, University of Haifa , Israel
Anat Prior*
Affiliation:
Department of Learning Disabilities, and the Edmond J. Safra Brain Research Center for the Study of Learning Disabilities, Faculty of Education, University of Haifa , Israel
*
Corresponding author: Anat Prior; Email: aprior@edu.haifa.ac.il
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Abstract

This study examined whether changes in proficiency balance between the source languages and the target language of trilinguals modulate the cognate facilitation effect. Participants were Arabic–Hebrew–English different-script trilinguals who were partially immersed in an L2 speaking environment. For three consecutive years, 88 university students completed a battery of subjective and objective proficiency tasks in each of their languages and a semantic relatedness task in English, including cognate and control primes. Results showed that the comparable cognate facilitation across double (L1–L3 and L2–L3) and triple (L1-L2-L3) cognate items remained stable across all three timepoints, despite increases in L2 proficiency. These findings indicate that in a semantic task, facilitation can occur through the L1, the L2 or both, and that increases in source-language proficiency do not necessarily lead to increases in cross-language influences from that language.

Information

Type
Research Article
Creative Commons
Creative Common License - CCCreative Common License - BY
This is an Open Access article, distributed under the terms of the Creative Commons Attribution licence (http://creativecommons.org/licenses/by/4.0), which permits unrestricted re-use, distribution and reproduction, provided the original article is properly cited.
Copyright
© The Author(s), 2026. Published by Cambridge University Press
Figure 0

Table 1. Examples of the double and triple cognatesTable 1. long description.

Figure 1

Figure 1. Effects of prime type and condition on RT at Time 1 (A), Time 2 (B) and Time 3 (C).Figure 1. long description.

Figure 2

Table 2. The effect of prime type across time pointsTable 2. long description.

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Figure 2. Subjective Hebrew proficiency (A), Hebrew MINT (B) and Hebrew fluency (C) measures at Times 1, 2 and 3.Figure 2. long description.

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Table A1. RT model summaryTable A1. long description.

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Table A2. RT ANOVA tableTable A2. long description.

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Table A3. Accuracy model summaryTable A3. long description.

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Table A4. Accuracy ANOVA tableTable A4. long description.

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Table A5. RT model summaryTable A5. long description.

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Table A6. RT ANOVA tableTable A6. long description.

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Table A7. Accuracy model summaryTable A7. long description.

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Table A8. Accuracy ANOVA tableTable A8. long description.

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Table A9. RT model summaryTable A9. long description.

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Table A10. RT ANOVA tableTable A10. long description.

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Table A11. Accuracy model summaryTable A11. long description.

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Table A12. Accuracy ANOVA tableTable A12. long description.

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Table A13. RT model summaryTable A13. long description.

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Table A14. RT ANOVA tableTable A14. long description.

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Table A15. RT model summaryTable A15. long description.

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Table A16. RT ANOVA tableTable A16. long description.

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Table A17. RT model summaryTable A17. long description.

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Table A18. RT ANOVA tableTable A18. long description.

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Table A19. RT model summaryTable A19. long description.

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Table A20. RT ANOVA tableTable A20. long description.

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Table B1. Table B1. long description.

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Table B2. Table B2. long description.

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Table B3. Table B3. long description.

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Table C1. Table C1. long description.

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Table C2. Pearson correlations in ArabicTable C2. long description.

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Table C3. Pearson correlations in HebrewTable C3. long description.

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Table C4. Pearson correlations in EnglishTable C4. long description.