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thwart.

Verb
Formal
MEANING

To prevent a person, plan, or effort from succeeding, often through deliberate opposition or obstruction.

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On the page

A locked gate thwarted their attempt to reach the tower.
Word forms
Base
thwart
Past tense
thwarted
Past participle
thwarted
Present participle
thwarting
Full tense & aspect guide
Present
thwart
Present continuous
am/is/are thwarting
Present perfect
have/has thwarted
Present perfect continuous
have/has been thwarting
Past
thwarted
Past continuous
was/were thwarting
Past perfect
had thwarted
Past perfect continuous
had been thwarting
Future
will thwart
Future continuous
will be thwarting
Future perfect
will have thwarted
Future perfect continuous
will have been thwarting

Choose the auxiliary that agrees with your subject. These are constructions of one word, not separate entries.

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