Dictionary.com
Thesaurus.com
Synonyms

obstruct

American  
[uhb-struhkt] / əbˈstrʌkt /

verb (used with object)

  1. to block or close up with an obstacle; make difficult to pass.

    Debris obstructed the road.

    Synonyms:
    arrest, retard, slow, check, prevent, impede, hinder, clog, choke, stop
    Antonyms:
    further, encourage
  2. to interrupt, hinder, or oppose the passage, progress, course, etc., of.

  3. to block from sight; to be in the way of (a view, passage, etc.).


obstruct British  
/ əbˈstrʌkt /

verb

  1. to block (a road, passageway, etc) with an obstacle

  2. to make (progress or activity) difficult

  3. to impede or block a clear view of

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

  • obstructedly adverb
  • obstructer noun
  • obstructingly adverb
  • obstructive adjective
  • obstructively adverb
  • obstructiveness noun
  • obstructor noun
  • preobstruct verb (used with object)
  • unobstructed adjective

Etymology

Origin of obstruct

First recorded in 1605–15, obstruct is from the Latin word obstructus (past participle of obstruere “to build or pile up in the way, bar”); ob-, construct

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.

On 16 January, Yoon was found guilty of abuse of power, falsifying documents and obstructing justice when he tried and failed to impose martial law in the country in 2024.

From BBC

She told associates she was frustrated by the limited power she had to influence community-bank matters, and felt some governors and staff members weren’t taking her seriously or were deliberately obstructing her, the people said.

From The Wall Street Journal

Lord Stevens, recalling his investigations, has said: "I was misled deliberately, I was criminally obstructed from doing my job by the Royal Ulster Constabulary and military, whilst MI5 failed to disclose information."

From BBC

“We respect that Second Amendment right, but those rights don’t count when you riot and assault, delay, obstruct, and impede law enforcement officers — and most especially when you mean to do that beforehand,” he said.

From Salon

Englander pled guilty in 2021 to obstructing a federal investigation into whether he improperly received gifts from developers while in office.

From Los Angeles Times