English Reference

Word

congested

Phoneticscon·gest·ed, stress on the second syllable

US/kənˈdʒɛstəd/

UK/kəndʒˈɛstɪd/

Definition

adj. too full or blocked with something, like a road full of cars or a nose full of mucus. It means movement is difficult because there is no space left.

adj. blocked or overcrowded to the point of obstructing movement or flow. Often used in medical contexts regarding mucus or in urban planning regarding traffic.

Examples

“The city streets are always congested during the morning rush hour.”

“The main highway became heavily congested after a minor accident blocked two lanes of traffic.”

“Urban planners are struggling to redesign the city's historic center, which was never intended for the volume of vehicles that now leave it perpetually congested.”

Examples

simple

“The city streets are always congested during the morning rush hour.”

contextual

“The main highway became heavily congested after a minor accident blocked two lanes of traffic.”

complex

“Urban planners are struggling to redesign the city's historic center, which was never intended for the volume of vehicles that now leave it perpetually congested.”

Usage

Often used predicatively after 'become' or 'get'; frequently pairs with the preposition 'with'.

Pitfall

The traffic is very congesting

The traffic is very congested

Learners often confuse the participial adjective 'congested' (the state) with the '-ing' form, which is rarely used as an adjective.

Real-World Examples

“As air traffic controllers struggled to route aircraft around the storms, airspace became heavily congested and many planes due to fly were simply forced to wait on the ground.”
BBC News 5 Sept 2026
“The elevated highway was a congested eyesore that physically divided Boston’s urban center.”
JSTOR Daily 12 Aug 2026

This entry

Exam level
CambridgeCambridgeCambridge English QualificationsThe exam suite from Cambridge University Press & Assessment, from A1 Movers up to C2 Proficiency. The benchmark names double as CEFR labels.B2 FirstIELTSIELTSInternational English Language Testing SystemThe 0–9 band test co-owned by the British Council, IDP, and Cambridge. Used for university entry, work, and migration.5.5–6.5TOEFL iBTTOEFL iBTTest of English as a Foreign Language, Internet-Based TestETS's academic English test, the standard route for US university admissions. Scored 0–120, with a 1–6 scale since 2026.1–6 scale: 4.0–4.572–94TOEICTOEICTest of English for International CommunicationETS's workplace English test, big in Japan and Korea. Listening & Reading scores 10–990 and tops out at C1.785–944
Frequency
Occasional
Level
B2 · Upper Intermediate
Updated

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English Reference