Word parts

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de- + rail

Pronunciation

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Plain form
derail

Third-person singular
derails

Past tense
derailed

Past participle
derailed

Present participle
derailing

  1. If a train derails, it leaves its tracks accidentally.
    The train was destroyed when it was derailed by the collision.
    Five people were injured after a train derailed in Winnipeg.
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  NODES
Note 1