Definition of Shapwailutan
:a language stock of Washington, Oregon, and Idaho comprising Shahaptian, Waiilatpuan, and Lutuamian
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Shapwailutan
noun
Shap·wai·lu·tan
\
ˌshapˌwīˈlütᵊn
\
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Origin and Etymology of shapwailutan
shahaptian + waiilatpuan + lutuamian + -an
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