English Reference

Phrasal verb

coil up

Definition

phrasal verb. to twist or wind something into a circular shape. You also use this when an animal or person curls their body into a tight ball.

phrasal verb. to wind or twist into a series of concentric rings or a spiral. The verb functions both transitively, when arranging an object like a rope, and intransitively, when describing the posture of an animal.

Examples

“The cat likes to coil up on the sofa.”

“Please coil up the extension cord when you finish using the drill so it stays tidy.”

“As the predator approached, the viper began to coil up, its body tensing in preparation for a sudden strike.”

Examples

simple

“The cat likes to coil up on the sofa.”

contextual

“Please coil up the extension cord when you finish using the drill so it stays tidy.”

complex

“As the predator approached, the viper began to coil up, its body tensing in preparation for a sudden strike.”

Usage

Commonly used for long, flexible items like ropes, cables, or snakes.

Teaching tip

Distinguish from 'curl up', which focuses on warmth or comfort, whereas 'coil up' emphasizes the spiral or circular shape.

Pitfall

He coiled up it.

He coiled it up.

When the object is a pronoun, it must be placed between the verb and the particle.

Phrasal verb

Particles

up

Separability

optional

Pattern

coil + (object) + up

Synonyms

twistloopwindcurl up

Antonyms

Grammar

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
Level
B2 · Upper Intermediate
Updated

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English Reference