suppletion
US /sʌˈpliːʃən/
UK /səˈpliː.ʃən/
名詞
補充形, 異形態
the phenomenon in which a word takes a form that is not phonologically or morphologically related to the root or other forms of the same word, but serves the same grammatical function
例:
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The verb 'go' exhibits suppletion in its past tense form 'went'.
動詞「go」は過去形「went」で補充形を示す。
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The forms 'good', 'better', and 'best' are examples of suppletion in adjectives.
「good」、「better」、「best」の形は形容詞における補充形の例である。