roadblock
An obstacle that prevents progress
Examples
In a meeting
“Budget approval is the major roadblock preventing us from starting the project.”
Over coffee
“Not having a car is a real roadblock to getting that job.”
Why this word
obstacle
Roadblock suggests a complete stop or major impediment to progress, while obstacle is a general hindrance
barrier
Roadblock implies an unexpected blocking issue, while barrier is a known boundary or difficulty
problem
Roadblock specifically indicates something preventing forward movement, while problem is any difficulty
Usage tip
Use to identify obstacles that need removal; stronger than 'challenge', implies blocking progress
Etymology
English: road (path) + block (obstruction); originally a physical barrier across a road
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Related words
hinder
To create difficulties that slow progress or prevent success
thwart
To prevent someone from accomplishing something; to block or defeat
impasse
A deadlock where no progress is possible
intractable
Difficult or impossible to manage, resolve, or control
friction
Resistance or impediment that slows progress or makes a process more difficult
hamper
To hinder or impede the movement or progress of something