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the claim

The nasal sound in the Portuguese word sim evolved historically from Latin nasal endings

the verdict
SUPPORTED
the evidence backs this
Recorded sources
2 sources for · 0 against

Counts group repeated records of the same source within each side. They do not measure evidence strength or source independence.

Is it true that the nasal sound in the Portuguese word sim evolved historically from Latin nasal endings?

Yes. Historical linguistic evidence confirms that the nasal sounds in Portuguese words like sim developed historically from Latin nasal endings and consonants that transferred their nasalization to vowels over time.

Verdict: SUPPORTED · 2 sources for, 0 against · Last checked

The analysis

Judged against the evidence record for claims of this kind.

Evidence for · 2
The diachronic view of nasality – from Latin to Brazilian Portuguese
2025
The paper discusses the diachronic evolution of vocalic nasality from Latin to Portuguese, confirming that nasality emerged in the language through historical transformations from Latin.
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Rodrigues, T. B. d. S. (2025). The diachronic view of nasality – from Latin to Brazilian Portuguese. peer-reviewed literature. https://doi.org/10.51473/rcmos.v1i2.2025.1295

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More for · 1
THE NASALIZATION OF VOWELS AND DIPHTHONGS IN THE ANCESTRY OF CURRENT BRAZILIAN PORTUGUESE
2025
The paper analyzes medieval Portuguese texts and concludes that archaic nasality originates from historical nasal consonants present in previous periods, which disappeared phonetically while transferring their nasal feature to adjacent vowels.
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Barreto, D. A. d. R. J., Massini-Cagliari, G., & Fonte, J. S. (2025). THE NASALIZATION OF VOWELS AND DIPHTHONGS IN THE ANCESTRY OF CURRENT BRAZILIAN PORTUGUESE. peer-reviewed literature. https://doi.org/10.1590/1981-5794-e19444t

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Receipt History
first checked05 Aug 2026
judged → SUPPORTED · 6305 Aug 2026
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