obstruct
uhb-STRUKT
/əbˈstrʌkt/
To block or get in the way of a path, passage, or progress; to hinder or prevent passage.
Implies placing a physical or metaphorical barrier directly in front of something to stop its movement entirely.
The story behind the word. From the Latin 'obstruere,' which literally means 'to build against' or 'pile up against.' It evokes the image of constructing a wall directly in the path of an oncoming traveler.
Word relationships
- block: Block is the common, everyday equivalent of obstruct, which is more formal and often carries legal weight.
- impede: Impede means to slow down progress, whereas obstruct often implies stopping or blocking it completely.
- clear: To remove an obstruction or barrier.
- assist: To help progress or make a path easier.
Commonly confused with
- construct: Construct means to build up, while obstruct means to build a barrier against.
Word family
- obstruction (noun): A thing that impedes or prevents passage or progress.
- obstructive (adjective): Causing or tending to cause an obstruction.
Collocations
- obstruct justice
- obstruct the view
- obstruct a pathway
Example sentences
- "He was arrested and charged with attempting to obstruct justice by destroying evidence." A legal charge involving interference with law enforcement.
Memory hook
Think of an 'obstacle' that is 'constructed' (ob-struct) to block your way. Build a wall against.
When not to use
Do not use if the progress is merely slowed down rather than blocked; use 'impede' or 'delay' instead.
Fun facts
- In medicine, 'obstructive sleep apnea' is a condition where the physical airway is blocked during sleep, preventing normal breathing.
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