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The interface of morphology and phonology in language development and processing in speakers of typical and atypical language status (MORFON)

About the project

Project team members:

  • Prof. Emer. Melita Kovačević, PhD
  • Prof. Marijan Palmović, PhD
  • Eva Pavlinušić Vilus. PhD
  • Dora Knežević, PhD

Associates:

  • Assis. Prof. Maja Kelić, PhD
  • Anka Shamatava mag. logoped.

Understanding how speakers acquire and process morphologically complex forms is one of the important questions in psycholinguistics. Although morphology and phonology have often been studied separately, little is known about their interaction in the context of acquisition and processing. This interaction is encompassed by the concept of morphonotactic, within which a strong morphonotactic hypothesis has been developed. According to it, morphological information in words facilitates the acquisition and processing of morphologically rich languages. Previous research has somewhat confirmed SMH, but with certain methodological shortcomings. The main goal of the MORFON project is to conduct a comprehensive examination of language acquisition and processing within the framework of SMH, i.e. the influence of morphophonological information in language on language acquisition and processing. The current knowledge is sought to be further expanded by a) describing acquisition patterns in structurally different languages, Croatian and Georgian; b) describing phonological processes in the acquisition of these languages; and c) investigating language processing in children with developmental language disorder (DLD). Such an approach will enable additional expansion of theoretical knowledge about SMH within the framework of acquisition and processing, and will also help to see which pattern is developmentally expected and which indicates language deviations. Activities within MORFON include corpus research, extensive and systematic descriptions, and experimental studies. The project results are expected to enable the expansion of knowledge about language acquisition and processing. The project will also generate the first systematic descriptions of phonological processes in the acquisition of two languages. Finally, research on language processing in children with typical language development (TLD) and children with DLD will contribute to knowledge about expected developmental patterns and those that indicate deviations. These contributions are both theoretical and scientific (expanding knowledge about DLD and psycholinguistic factors of development and processing), and clinical (recognizing the problems and the possibility of informing experts about ways to create materials in speech language therapy for DLD, controlling for morphological and phonological features).

The results of the MORFON project are expected to significantly expand knowledge of language acquisition and processing in Croatian and Georgian from a cross-linguistic perspective, with a particular emphasis on the role of language structure in language development and processing. The project will yield the first systematic descriptions of phonological processes in the acquisition of these languages and will contribute to a better understanding of both typical and atypical developmental patterns through research on language processing in children with typical language development and children with developmental language disorder (DLD). In this way, the project will make both a theoretical and scientific contribution – particularly by advancing knowledge of morphonotactic theory and psycholinguistic factors involved in language development and processing – as well as a professional contribution by enabling the identification of developmental deviations and informing professionals about the development of materials for speech and language therapy, with controlled morphological and phonological properties. Since the MORFON project addresses an internationally recognised topic in language acquisition and processing, its activities will enable the generation of internationally relevant insights, contributing to psycholinguistic theory and clinical practice, while also strengthening international visibility and networking, which will in turn positively affect the careers of all project members.

In addition to international visibility and collaboration with researchers from other universities in Croatia and worldwide, the nature of the project activities ensures that project members – especially those in the early stages of their careers – receive advanced training and acquire knowledge in the fields of methodology and psycholinguistics. This includes experimental psycholinguistics (the use of various testing methods and techniques, and data analysis methods), developmental psycholinguistics (knowledge of stages of language acquisition in the context of morphonotactic theory and knowledge of the influence of language structure on language processing), and the field of language disorders (understanding the influence of morphological and phonological information on language processing in speakers with DLD). The planned training activities and scientific publications will further contribute to the dissemination of the project results, with a positive impact not only on the career development of early-stage researchers but also on the scientific productivity and visibility of our Institution.

Project activities

Continuing Project Activities: Corpus Analyses, Initial Experiments, and New Research Equipment
We continue our work on the corpus analyses, alongside preparations for the first experiments. Anka is preparing her doctoral qualifying paper, while the Croatian part of the project team is beginning the analysis of phonological processes in early child language acquisition. We are looking forward to seeing the first results! We are also planning a public procurement procedure that will enable us to purchase new computer equipment. We are excited about everything that lies ahead!
08.09.2026
Successful Defense of Seminar Paper and Doctoral Dissertation Proposal by PhD Student Anka Shamatava
Successful Defense of Seminar Paper and Doctoral Dissertation Proposal by PhD Student Anka Shamatava
Anka Shamatava , a member of our project team and a PhD student, successfully defended her seminar paper, comprising theoretical and methodological components, as part of the doctoral study programme  Language, Speech and Hearing Disorders  at the Faculty of Education and Rehabilitation Sciences, University of Zagreb. As part of her doctoral studies, on  14 May 2026 , she also successfully defended the proposal for her doctoral dissertation, entitled  Morphonotactic and Phonotactic Consonant Clusters in Children Acquiring Georgian Language . The defense was met with excellent feedback and praise. Anka is currently working on the final version of her dissertation proposal before it is submitted to the University Senate for consideration. Congratulations to Anka on this achievement!
08.09.2026
We are also proud to announce the publication of our first project-related research paper, published in June!
We are also proud to announce the publication of our first project-related research paper, published in June!
We are proud to announce the publication of the first research paper resulting from our project activities, published in June 2026 in the  Italian Journal of Linguistics . Matić, A., Kelić, M., Pavlinušić Vilus, E., & Palmović, M. (2026).  The role of consonant cluster features in sublexical and lexical processing of morphologically complex words .  Italian Journal of Linguistics, 38 (1), 143–180. The paper is published  Open Access  and is available at: https://doi.org/10.26346/2499-8125-236 The publication represents an important outcome of our project activities and contributes to research on the processing of morphologically complex words.
08.09.2026
Participation in the PsychoSlav Conference – Psycholinguistics of Slavic Languages
Participation in the PsychoSlav Conference – Psycholinguistics of Slavic Languages
From  27 to 29 May 2026 , the  PsychoSlav – Psycholinguistics of Slavic Languages  conference was held in  Zadar, Croatia , organized by the  University of Zadar  and  UiT The Arctic University of Norway , with the University of Zadar serving as the host institution. The conference took place in the University’s historic building, located on the Zadar waterfront. PsychoSlav is the only conference dedicated specifically to psycholinguistic research on Slavic languages, and it brings together leading researchers in the field. This year, around 70 researchers from across Europe and the United States presented their work on a wide range of topics related to language acquisition, learning, and processing in Slavic languages. Members of the MORPHON project participated in the conference and enjoyed three days filled with excellent talks, insightful discussions, and great company. The members presented the results of two experiments investigating the role of morphonotactics and preferability in language processing at the sublexical and lexical levels in children with developmental language disorder. The study showed that language processing in typically developing 9-year-olds and their peers with DLD resembles adult processing patterns primarily at the sublexical level. At this level, the preferability of consonant clusters appears to play an important role in the speed and accuracy of processing morphologically complex verbs. Stay tuned for more information about this research - the manuscript is almost ready for submission.
28.08.2026
Participation in the Pre- and Protomorphology Workshop 2026
Participation in the Pre- and Protomorphology Workshop 2026
Organized by the  Department of German Studies at the University of Vienna  and the  Austrian Centre for Digital Humanities and Cultural Heritage at the Austrian Academy of Sciences , the  Pre- and Protomorphology Workshop  was held in Vienna on  12 and 13 February 2026 . Members of our project team participated in the workshop with  two presentations . Maja Kelić gave a presentation on Morphonotactics in Croatian: The State of the Art and Future Directions , which reviewed current advances and outlined future research directions in Croatian morphonotactics. In addition, PhD student Anka Shamatava, together with Ana Matić, presented Phonological Simplification Strategies in the Early Acquisition of Consonant Clusters in Georgian , addressing the interaction between phonological development and the structure of complex consonant sequences. Through these presentations, the project contributed to international discussions on phonology, morphology, morphonotactics, and language development, while strengthening collaboration with researchers working on diverse languages and theoretical approaches. We are already looking forward to returning to Vienna in February 2027!
28.08.2026
The First Few Months of the Project – What Have We Accomplished?
We held regular meetings to discuss the project’s work plan, financial plan, dissemination activities, and the responsibilities of the project team members. Due to the international nature of the project and the involvement of collaborators from abroad, meetings were primarily held online. The first meeting took place before the official start of the project, on 23 September 2025. During this meeting, the project leader reviewed all legal, financial, procedural, and administrative requirements necessary for the timely and proper implementation of the project with the team members. Subsequent meetings were held in November 2025, February 2026, and June 2026. Project members also met more frequently in smaller groups, depending on the activities they were carrying out and their assigned responsibilities.   Project meeting, 20 November 2025   Project meeting, 25 February 2026   Project meeting, 8 June 2026
28.08.2026