thwart
verb (used with object)
to oppose successfully; prevent from accomplishing a purpose.
had been thwarting
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past perfect progressiveof thwart.past perfect progressive
Used to describe an action that was ongoing continuously in the past up until another past event interrupted it.
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
LaHood’s department changed internal rules that had been thwarting streetcar projects during the George W. Bush administration.
From Washington Post
