morpheme
US /ˈmɔːr.fiːm/
UK /ˈmɔːr.fiːm/

1.
morfema
a meaningful morphological unit of a language that cannot be further divided (e.g., in- in incredible, or -ing in walking)
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The word 'unbreakable' contains three morphemes: 'un-', 'break', and '-able'.
A palavra 'inquebrável' contém três morfemas: 'in-', 'quebr-' e '-ável'.
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Understanding morphemes helps in analyzing word structure.
Compreender os morfemas ajuda na análise da estrutura das palavras.