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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
types of hills
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "types of hills" is correct and usable in written English. You can use it when discussing different categories or classifications of hills in geography or outdoor activities. For example, "There are several types of hills, including drumlins and moraines." Alternative expressions include "kinds of hills" and "varieties of hills."
✓ Grammatically correct
Pastoralism: Research, Policy and Practice
Plosone
Forbes
Wikipedia
Injury Epidemiology
Environmental Health Perspectives
Vice
Applied Microbiology and Biotechnology
BMC Cancer
Huffington Post
The Guardian - Books
Britannica
BBC
HuffPost
Earth and Planetary Science Letters
Genome Biology and Evolution
The New York Times
Journal of Modern Transportation
Applied Water Science
Progress in Earth and Planetary Science
Applied Mathematics and Computation
IFAC-PapersOnLine
Journal of Wind Engineering and Industrial Aerodynamics
International Journal of Machine Tools and Manufacture
Journal of Sound and Vibration
The Guardian - Opinion
Earth, Planets and Space
Encyclopedia Britannica
The New York Times - Sports
Journal of Petroleum Science and Engineering
The New York Times - Food
International Journal of Plasticity
Food and Agriculture Organization of the United Nations
Duke University
British Journal of Cancer
Harvard University
The Economist
The Guardian - Money
The New Yorker
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Human-verified similar examples from authoritative sources
Similar Expressions
60 human-written examples
There are three types of hill pastoral units (ferlo, fukkaawo, yolde) which are grazed in the rainy season.
The typical activities of the five genes, ai(t), as a function of the input signal strength, S, are presented in Fig. 7 for three types of Hill equation parameters, linear (top figure), Michaelis-Menten (middle figure) and co-operative (bottom figure).
Science
"Petrologically and geochemically distinct, it is therefore classified as its own magmatic province". Cooling winds from the Ionian Sea just south of it reach Vulture's flanks unimpeded by the type of hills that soften the effects of the Tyrrenian upon Vesuvius.
News & Media
He described the location as "the type of hill one always seeks but seldom finds".
Wiki
Some law enforcement officials use the term "low-volume, high-risk" for these types of drivers (Hill et al. 2014), and analyses of state reports of medically impaired drivers suggest dire consequences from failure to remove these drivers from the roadway (Meuser et al. 2009).
Science
We ran several different types of models (Hill, linear, polynomial, and power) and evaluated model fit using AIC and visual inspection.
It's the type of rolling hills and woodlands that you imagine Acheson spends a lot of time in, standing deathly still, microphone and recording equipment in hand.
News & Media
The kinetic part relies very much on the characteristics of the rate determining processes, e.g., saturation kinetics of Michaelis-Menten type, allosteric kinetics of Hill-type, or structure of feedback control loops in biological systems.
HERV-K expression was detected in different types of tumors and Hill's causal criteria for epidemiology have been recently adapted to assess virus-cancer associations [ 53]): consistency of association.
Science
I'll tell you what I hand-sold this last year, to many different types of people: Dismantling the Hills, by Michael McGriff.
News & Media
That's why these types of committees on Capitol Hill are referred to as "cash committees".
News & Media
Expert writing Tips
Best practice
When writing about geography or landscape, use specific terminology (e.g., butte, mesa, drumlin) instead of only using the general term "hill" to provide clarity and precision.
Common error
Avoid using "hill" as a catch-all term for any elevated landform. Distinguish between hills, mountains, and other geological features based on height, slope, and formation to maintain accuracy.
Source & Trust
75%
Authority and reliability
4.1/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "types of hills" functions primarily as a noun phrase. It refers to different classifications or categories into which hills can be grouped based on shared characteristics. Ludwig AI suggests that this phrase is usable in written English. While there are limited examples, it's a valid way to categorize geographic features.
Frequent in
Science
25%
News & Media
25%
Encyclopedias
15%
Less common in
Wiki
10%
Formal & Business
10%
Academia
5%
Ludwig's WRAP-UP
The phrase "types of hills" is grammatically sound and serves to categorize different hill formations. Though Ludwig AI does not have a large number of examples of it, it is considered usable. It is often employed in geographic and scientific contexts to describe and classify landforms based on their characteristics and origin. Alternative phrases include "hill classifications" and "categories of hills". When using the phrase, precision and appropriate terminology are important. Remember to differentiate between hills, mountains, and other landforms to prevent overgeneralization.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
different hill types
A more straightforward rewording that maintains the original meaning.
categories of hills
Emphasizes distinct groupings of hills based on shared characteristics.
hill classifications
Focuses specifically on the act of classifying hills based on certain criteria.
varieties of hills
Highlights the diversity and range of different hill formations.
hill subtypes
Suggests a further breakdown of hill types into more specific subcategories.
hill landforms
Shifts focus to the specific geological features that define different hills.
hill formations
Refers to the process by which hills are created, influencing their type.
hill shapes
Focuses on the physical appearance and contours of hills as a basis for classification.
hill species
Implies that hills can be classified according to origin, but it sounds a bit unusual.
hill landscapes
Broadens the scope to include the entire ecological context of hills.
FAQs
How can I use "types of hills" in a sentence?
You can use "types of hills" to discuss the variety of elevated landforms, such as "The geological survey identified several "types of hills" in the region, including drumlins and eskers".
What are some other ways to say "types of hills"?
Alternatives include "categories of hills", "varieties of hills", or "different hill types", each emphasizing the diversity of hill formations.
How do geographers classify "types of hills"?
Geographers classify "types of hills" based on their formation, such as glacial hills (drumlins), volcanic hills, and erosional hills (buttes and mesas).
What's the difference between "types of hills" and "mountain ranges"?
"Types of hills" refers to individual elevated landforms or small groups, while "mountain ranges" describes extended, connected systems of mountains. Hills are generally smaller and less steep than mountains.
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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
75%
Authority and reliability
4.1/5
Expert rating
Real-world application tested