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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
a supplementary fee
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "a supplementary fee" is correct and usable in written English.
It can be used when referring to an additional charge or cost that is added to a primary fee or price. Example: "The total cost of the service includes a supplementary fee for expedited processing."
✓ Grammatically correct
News & Media
Formal & Business
Academia
Alternative expressions(6)
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
7 human-written examples
Angulo agreed, essentially selling his opponent a one-pound indulgence for a supplementary fee of a hundred thousand dollars.
News & Media
(The museum is charging a supplementary fee of up to $15.50 for admission to the exhibition).
News & Media
The Whitehouse proposal includes a separate fee on HFC emissions and a supplementary fee on emitters to account for methane emissions from venting, carbon dioxide from flaring, and other greenhouse gas emissions that escape throughout fossil fuel supply chains.
Academia
Sid Craig, who manages the weight-loss-center business named for his wife, said he would consider paying a supplementary fee of $800,000 to make Candy Ride eligible for the $4 million Breeders' Cup Classic at Santa Anita on Oct. 25.
News & Media
Simple Verse, trained by Ralph Beckett, joins the field for a supplementary fee of £50,000 as she bids to become the first filly to win the world's oldest Classic since User Friendly in 1992.
News & Media
These solid-colored, "non-characteristic" Appaloosas may not be shown at ApHC events unless the owner verifies the parentage through DNA testing and pays a supplementary fee to enter the horse into the ApHC's Performance Permit Program (PPP).
Wiki
Human-verified similar examples from authoritative sources
Similar Expressions
53 human-written examples
At the clinic, Saeed was placed on a supplementary feeing programme and given a thorough check-up and immunizations.
Formal & Business
It took nerve to pitch an inexperienced three-year-old maiden winner into the hurly-burly of an 18-runner handicap, and shrewdness to stump up a €9,500 supplementary fee to put First Cornerstone into his Group Two race, recognising that the forecast heavy ground would remove some significant opposition.
News & Media
For the connections of Simple Verse, whose owner, Sheikh Fahad al-Thani, had paid a £50,000 supplementary fee on Monday to add her to the race, there was profound shock and bitter disappointment.
News & Media
Last weekend, Dartmouth had yet to be entered for Saturday's race, and while a £75,000 supplementary fee added his name to the field on Monday, it looked like a sporting gesture with Postponed, last year's winner, expected to start as the odds-on favourite.
News & Media
"I had a look at the supplementary fee and talked to Graham and he said yes. "Coming here this morning if I thought we'd get second I'd have been delighted.
News & Media
Expert writing Tips
Best practice
When using "a supplementary fee", ensure the context clearly indicates what the primary fee covers. This helps avoid confusion about the total cost.
Common error
Avoid using "a supplementary fee" without specifying what the original fee encompasses. Without context, readers may not understand what they are paying extra for.
Source & Trust
84%
Authority and reliability
4.1/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "a supplementary fee" functions as a noun phrase, typically serving as the object of a verb or preposition. Ludwig confirms that this phrase is correct and usable in written English, referring to an additional charge or cost added to a primary fee.
Frequent in
News & Media
33%
Formal & Business
21%
Academia
18%
Less common in
Science
12%
Wiki
9%
Encyclopedias
7%
Ludwig's WRAP-UP
The phrase "a supplementary fee" is a grammatically correct noun phrase used to describe an additional charge or cost. Ludwig confirms its usability in various contexts. It is most commonly found in news and media, formal business, and academic settings. While not overly common, understanding its proper use is important for clear communication. When using this phrase, ensure that the context clearly defines the original fee's coverage to avoid confusion. Alternatives include "an additional charge" or "an extra fee", offering similar meanings with slightly different connotations.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
an additional charge
Focuses on the addition of cost, removing the formal tone.
an extra fee
Highlights the supplemental nature of the cost, simplifying the language.
a surcharge
Implies an amount added to an existing charge, with a slightly negative connotation.
an added expense
Emphasizes the financial aspect and the fact that it's an additional cost.
a premium
Suggests a higher price for better service or product, somewhat different context.
a late fee
Specifies the reason for the extra charge; applies when something is overdue.
an incidental cost
Highlights the unplanned or unexpected nature of the fee.
a mandatory add-on
Highlights something compulsory.
a compulsory fee
Emphasizes the required nature of the fee, that can't be avoided.
an optional extra
Suggests that this fee can be avoided.
FAQs
How to use "a supplementary fee" in a sentence?
You can use "a supplementary fee" to describe an additional charge added to a base price. For example, "The registration cost includes "a supplementary fee" for materials."
What's the difference between "a supplementary fee" and "an additional charge"?
"A supplementary fee" and "an additional charge" are similar, but "a supplementary fee" often implies the charge is for something that enhances or complements the main service or product, while "an additional charge" is a broader term for any extra cost.
When is it appropriate to use "a supplementary fee"?
It's appropriate to use "a supplementary fee" when you need to specify that a fee is added on top of a base cost for an extra service or feature. Ensure it's clear what the original fee covers and what the "supplementary fee" is for.
What can I say instead of "a supplementary fee"?
Alternatives include "an additional charge", "an extra fee", or "a surcharge" depending on the context. Each term has slightly different connotations, so choose the one that best fits the situation.
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Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
84%
Authority and reliability
4.1/5
Expert rating
Real-world application tested