Phrasal verb
clear up
Definitions
01to explain or solve
B1 · Intermediate
phr.v. to solve a problem or explain something so there is no more confusion.
phr.v. to resolve a misunderstanding or clarify a confusing situation.
日本語:解く※
“I hope this meeting will clear up any confusion about the new rules.”
“The management team issued a formal statement to clear up the misconceptions regarding the proposed restructuring plan.”
Usage
This sense is transitive and requires an object like 'confusion', 'mystery', or 'misunderstanding'.
02to tidy up
B1 · Intermediate British English
phr.v. to make a place neat by putting things away or cleaning.
phr.v. to make a place tidy by removing unwanted items or organising a mess.
“Could you help me clear up the kitchen after we finish dinner?”
“The volunteers spent the entire afternoon clearing up the park after the music festival had concluded.”
Usage
In British English, this is often used where American speakers might prefer 'clean up'.
Antonyms
03weather improving
B1 · Intermediate
phr.v. when clouds or rain go away and the weather becomes better.
phr.v. of weather or the sky: to become bright, calm, or free of clouds and rain.
日本語:晴れる※
“It's raining now, but the forecast says it should clear up by noon.”
“Although the morning was marred by heavy fog, the sky began to clear up just as the outdoor ceremony was scheduled to begin.”
Usage
This sense is intransitive and does not take a direct object.
Antonyms
04medical recovery
B2 · Upper Intermediate Medicine
phr.v. when an illness or a skin problem goes away.
phr.v. to disappear or heal, typically in reference to a minor illness, infection, or skin condition.
“The doctor said my cough should clear up in a few days with some rest.”
“The rash began to clear up almost immediately after she started applying the prescribed ointment twice a day.”
Usage
Usually intransitive when referring to the condition itself.
Collocations
Common phrases and expressions where native English speakers use the word “clear up” in context.
Verb
01. clear up a mess
“Please clear up your mess in the kitchen before you go out.”
verb + noun
02. clear up a misunderstanding
“I think we need to talk so we can clear up this misunderstanding between us.”
verb + noun
03. clear up a problem
“The technician is coming tomorrow to clear up the problem with the internet.”
verb + noun
04. clear up the confusion
“The teacher's explanation helped to clear up the confusion about the homework.”
verb + noun
Noun
05. rash clears up
“The doctor said the skin rash usually clears up within a few days.”
noun + verb
06. weather clears up
“If the weather clears up, we can go for a walk in the park this afternoon.”
noun + verb
Adverb
07. finally clear up
“I am glad that we finally cleared up that argument we had last week.”
adv + verb
08. quickly clear up
“The storm passed and the sky quickly cleared up.”
adv + verb
Teaching tip
this is a polysemous phrasal verb; use a 'weather vs. problem' matching activity to help students distinguish between the intransitive and transitive uses.
Phrasal verb
Particles
up
Separability
optional
Pattern
clear + up (+ object)
Synonyms
Antonyms
Related words
Grammar
- 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.B1 PreliminaryIELTSIELTSInternational English Language Testing SystemThe 0–9 band test co-owned by the British Council, IDP, and Cambridge. Used for university entry, work, and migration.4.0–5.0TOEFL 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: 3.0–3.544–71TOEICTOEICTest of English for International CommunicationETS's workplace English test, big in Japan and Korea. Listening & Reading scores 10–990 and tops out at C1.550–784
- Frequency
- Very common
- Level
- B1 · IntermediateOxford
- Updated
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englishreference.com/q/clear-up
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「日本語」 data: JMdict (EDRDG), CC BY-SA 4.0