verb · neutral

fluctuate

/ˈflʌktʃueɪt/FLUC·tu·ate

Band 7+task1task2

to change level, strength, or value frequently

Examples

Prices fluctuate throughout the year, making budgeting difficult for small businesses.

In Task 1 you may describe how values fluctuate over time in a line graph.

Student numbers at the university have fluctuated in recent years due to policy changes and fees.

Band 8 sentence

Interest rates have fluctuated markedly this decade, complicating long-term investment decisions.

Collocations

  • fluctuate wildly/considerably
  • prices/temperatures/student numbers fluctuate

Word family

fluctuation n

Common mistakes

use 'change' or 'vary' always instead of 'fluctuate'fluctuate

Say it for a higher band

5change6vary7+fluctuate

Synonyms

vary

Easily confused

vary

Temperatures vary across regions.

Related words

Learn this word with the rest of its set, and get reminded at the right time.

In Sublist 7

Learn it with its set