Fixed vs Stable

When to use each in English, with meaning, register, and examples.

Fixed

Top 1,000 (very common)B1adjective

Stable

Top 2,000 (common)B2adjective
Most common: Fixed
 FixedStable
Pronunciation🇬🇧 /["/fɪkst/"]/🇺🇸 /["/fɪkst/"]/🇬🇧 /["/ˈsteɪbl/"]/🇺🇸 /["/ˈsteɪbl/"]/
MeaningSomething that is not changed or is repaired.Not changing a lot; steady.
ExampleThese fixed prices give farmers a degree of financial security.The bridge is stable and can handle heavy traffic.
RegisterNeutralNeutral
How commonTop 1,000 (very common)Top 2,000 (common)
CEFR levelB1B2
Part of speechadjectiveadjective
Collocationsbe, seem, become, very, firmly, securely, be, seem, become, very, firmly, securelybe, look, seem, extremely, fairly, very, be, look, seem, extremely, fairly, very
Antonymsbroken, loose, unsteadyunstable, volatile, insecure
Common mistakesConfusing 'fixed' with 'fixated', which means to be obsessed., Using 'fixed' in the wrong tense, like saying 'I fix the problem' instead of 'I fixed the problem.', Misplacing 'fixed' in a sentence, leading to unclear meaning.Confused with 'stabile', which is not a standard English word., Used incorrectly as a verb when it's an adjective., Misused as a noun when referring to a place where horses are kept.
Usage notesUse 'fixed' when something has been repaired or when it's stable and unchanging. Avoid in casual conversations unless referring to repairs or adjustments.Use 'stable' when describing things that are not likely to change suddenly, such as emotions, situations, or physical conditions. It's appropriate in both formal and informal contexts.

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Fixed
Stable

Frequently asked questions: Fixed vs Stable

What's the difference between Fixed and Stable?

Fixed: Something that is not changed or is repaired. Stable: Not changing a lot; steady.

Which is more common: Fixed and Stable?

Fixed is the most common in everyday English.

Which is more advanced: Fixed and Stable?

Stable is the highest level, at B2, on the CEFR scale.

Are Fixed and Stable the same CEFR level?

Fixed: B1, Stable: B2 on the CEFR scale.

What part of speech are Fixed and Stable?

Fixed: adjective, Stable: adjective.

Can you show an example of each?

Fixed: These fixed prices give farmers a degree of financial security. Stable: The bridge is stable and can handle heavy traffic.

Can I use Fixed and Stable interchangeably?

Not always. Fixed and Stable are related and overlap in some contexts, but they differ in register, how common they are, and usage, so swapping one for another can change the meaning or tone. Check the differences above before substituting.

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