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Dr. Muhammad Swaileh A. Alzaidi

Associate Professor

Advisor to the Vice President for Graduate Studies and Scientific Research – Director of the Research Center, College of Language Sciences – Faculty Member, Department of English

College of Language Sciences
AB2
publication
Journal Article
2026

Prosodic Marking of Wh-in-Situ Questions in Taif Hijazi Arabic: Production and Perception Experiments

Wh-in-situ questions in Taif Hijazi Arabic place the wh-expression in its canonical sentence-final position, leaving no lexical marker of interrogativity in the preceding region. This study investigates whether speakers mark interrogativity prosodically before the wh-expression and whether listeners can identify sentence type from this region alone. In a production experiment, eleven native speakers of Taif Hijazi Arabic produced matched declaratives and wh-in-situ questions across four wh-types, yielding 1,760 utterances. Acoustic analysis showed significantly higher mean F0, maximum F0, minimum F0, and F0 excursion size in wh-questions, while duration and intensity did not differ significantly. These differences were consistent across the four experimental frames. In a perception experiment, thirty native listeners identified sentence type from 320 pre-wh stimuli with 85.3% overall accuracy. The findings indicate that F0 distinguishes declaratives from wh-in-situ questions before the sentence-final wh-expression and that listeners can use information from this preceding region to identify sentence type.

Publisher Name
Jordan Journal of Modern Languages & Literatures
more of publication
publications

Wh-in-situ questions in Taif Hijazi Arabic place the wh-expression in its canonical sentence-final position, leaving no lexical marker of interrogativity in the preceding region.

2026
Published in:
Jordan Journal of Modern Languages & Literatures
publications

This study examines whether native listeners of Qassimi Arabic can identify the location of focus in spoken utterances. Twenty-five native speakers participated in a perception experiment using…

2026
Published in:
Journal of Language Studies
publications

This study investigates how prosodic focus is encoded in Hijazi Arabic using a two-stage machine-learning framework trained on an annotated corpus of scripted speech.

2026
Published in:
Saudi Journal of Language Studies