Grammar fix
traffic congestion
heavy traffic
A situation in which too many vehicles make roads very slow or difficult to use.
collocation
How oftenCommon
LevelB2
Used inSpeech & writing
Hear it in context
Notice where the phrase sounds natural.
The new tram line is expected to reduce traffic congestion in the city centre.
Traffic congestion in Hanoi gets really bad around five, so I usually stay at the office a bit later and miss the worst of it.
Fix the pattern
One small grammar move makes it sound right.
Not: There are many traffic congestions in my city.
Say: There is a lot of traffic congestion in my city.
'Traffic congestion' is usually uncountable, so do not normally make 'congestions' plural.
Don't confuse it
Other ways to say it
Too many cars on the road
Where you'd hear itChatNews
traffic jamEveryday: vehicles are stuck or moving very slowly.gridlockEverything is stuck, often across a whole city.
traffic congestionYou're here · News and travel reports, rarely in chat.