verb · neutral

fluctuate

/ˈflʌk.tʃu.eɪt/FLUC·tu·ate

task1speaking

to change frequently in level, often up and down in an irregular way

Examples

House prices fluctuated widely across the region during the decade.

The amount of rainfall fluctuates from year to year.

Although overall demand rose, daily sales fluctuated considerably.

Band 8 sentence

Although there was an overall upward trend, daily visitor numbers fluctuated markedly, ranging from fewer than 200 to over 1,500 on peak days.

Collocations

  • fluctuate wildly
  • fluctuate between X and Y
  • slight/considerable fluctuation

Word family

fluctuate verbfluctuation nounfluctuating adjective / gerund

Common mistakes

The figures fluctuate last year.The figures fluctuated last year.

Sales fluctuated between 10% to 20%.Sales fluctuated between 10% and 20%.

The rate fluctuate a lot.The rate fluctuates a lot.

Say it for a higher band

5change a lot6vary7+fluctuate

Synonyms

vary

oscillate

Easily confused

vary

Temperatures vary across the country.

oscillate

The measurement oscillated around the set point.

Related words

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In Rise & fall

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