Used and loved by millions
Since I tried Ludwig back in 2017, I have been constantly using it in both editing and translation. Ever since, I suggest it to my translators at ProSciEditing.

Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com
fluctuating strengths
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "fluctuating strengths" is correct and usable in written English.
It can be used to describe varying levels of power, influence, or capability in a particular context, such as in discussions about performance, emotions, or market trends. Example: "The team's fluctuating strengths made it difficult to predict their performance in the upcoming matches."
✓ Grammatically correct
Science
News & Media
Wiki
Alternative expressions(19)
varying intensities
different levels
varying intensity
lines of intensity
levels of intensity
levels of emphasis
lines of effort
varying degrees of difficulty
various stages
varying degrees
various levels
different extents
different conditions
graded levels
tiered levels
incremental levels
various depths
multiple layers
multiple depths
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Human-verified examples from authoritative sources
Exact Expressions
1 human-written examples
A slightly higher variability of institutional quality factors within a country-pair indicates relatively unstable and fluctuating strengths of institutions.
Human-verified similar examples from authoritative sources
Similar Expressions
59 human-written examples
By analyzing the fluctuating strength of the radio signals, astronomer Dale Frail calculated that the source of the radio waves had expanded almost at the speed of light.
Wiki
The accuracy with which this, or any other, technique can measure a jet noise source distribution is limited by the analytical model used to describe the source distribution and the statistical estimate which can be made of the randomly fluctuating source strengths.
As wireless systems are subject to multi-path propagation and mobility, these systems are characterized by time-varying channels with fluctuating signal strength.
The storm tracked westward across much of the Indian Ocean, fluctuating in strength due to changes in the atmosphere.
Wiki
Tracking generally westward, it rapidly intensified to Category 5, and after fluctuating in strength, made landfall on Nicaragua with 160 mph winds.
Wiki
After fluctuating in strength, the cyclone peaked with maximum sustained winds of 205 km/h (125 mph) and a minimum barometric pressure of 933 mbar (hPa; 27.55 inHg) on December 21, making it an intense tropical cyclone based on the intensity scale utilized by Météo-France.
Wiki
John fluctuated in strength as it headed west, always managing to stay at tropical storm strength.
Wiki
The Assyrian Empire, though it did fluctuate in strength, had gone down finally over six hundred years before this scene is set.
News & Media
Though the drought has fluctuated in strength and location since then, on the whole the second-largest state in the nation, with an economy that leans heavily on its agriculture industry, has remained in persistent dryness.
News & Media
Two other satellites discovered that the x-rays fluctuate in strength every 200 seconds.
Science & Research
Expert writing Tips
Best practice
When describing abstract concepts such as market trends or emotional states, consider using "fluctuating strengths" to convey variability and dynamic changes over time.
Common error
Avoid using "fluctuating strengths" when a more precise term like "variable intensity" or "changing force" would better suit the context, especially in technical or scientific writing.
Source & Trust
83%
Authority and reliability
4.3/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "fluctuating strengths" functions as a descriptor, typically acting as an adjective modifying a noun. It describes something that has levels of intensity that change over time. As Ludwig AI also points out, it follows standard grammar rules and it's correct.
Frequent in
Science
35%
News & Media
32%
Wiki
33%
Less common in
Formal & Business
0%
Reference
0%
Academia
0%
Ludwig's WRAP-UP
In summary, "fluctuating strengths" is a grammatically correct phrase used to describe something with a dynamic, variable level of power or intensity. As noted by Ludwig AI, the phrase adheres to standard grammatical rules. While its usage isn't exceedingly common, it finds relevance in scientific, news-related and wiki contexts. When writing, consider "fluctuating strengths" when you want to convey a sense of instability or variability over time. If you're aiming for more precision, particularly in technical contexts, be mindful of whether alternatives like "variable intensity" or "changing force" might be more appropriate. Some useful related phrases are "varying intensities", "wavering power", or "shifting forces".
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
fluctuating levels of influence
Focuses on the degree of influence rather than strength.
varying intensities
Replaces "strengths" with "intensities" focusing on the degree of something rather than its inherent power.
wavering power
Uses "wavering" instead of "fluctuating", suggesting an unsteady or faltering force.
shifting forces
Focuses on the idea of forces that are changing or moving.
unstable magnitudes
Replaces "strengths" with "magnitudes", indicating size or extent that isn't stable.
oscillating capacities
Emphasizes the idea of capacity going up and down regularly.
erratic potency
Highlights the irregular and unpredictable nature of power or effectiveness.
inconsistent influence
Focuses on the varying impact or effect something has.
unpredictable effectiveness
Emphasizes the inability to foresee how well something will work.
changing capabilities
Highlights that the capabilities are not static.
FAQs
How can I use "fluctuating strengths" in a sentence?
You can use "fluctuating strengths" to describe anything that varies in intensity or power over time. For example, "The team's performance was characterized by fluctuating strengths throughout the season."
What are some alternatives to "fluctuating strengths"?
Alternatives include "varying intensities", "wavering power", or "shifting forces", depending on the specific context.
Is it better to use "fluctuating strengths" or "varying strengths"?
"Fluctuating strengths" and "varying strengths" are very similar. "Fluctuating" implies more of an up-and-down or oscillating pattern, while "varying" is more general.
When is it inappropriate to use "fluctuating strengths"?
It might be inappropriate when describing something that changes direction but has consistent intensity. In such cases, a term like "shifting direction" might be more appropriate.
Editing plus AI, all in one place.
Stop switching between tools. Your AI writing partner for everything—polishing proposals, crafting emails, finding the right tone.
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
83%
Authority and reliability
4.3/5
Expert rating
Real-world application tested