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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
must discard
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "must discard" is correct and usable in written English.
It can be used when indicating the necessity to throw away or eliminate something. Example: "In order to make room for new inventory, we must discard the outdated products."
✓ Grammatically correct
News & Media
Science
Encyclopedias
Alternative expressions(1)
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
32 human-written examples
Then he must discard one card.
Encyclopedias
Elder must discard at least one (but in practice usually exchanges five cards).
Encyclopedias
But policymakers must discard some of their cherished assumptions about how to create jobs.
News & Media
For me, it showed us an approach to international football that England, frankly, must discard before next summer's European Championship.
News & Media
They must discard offensive linemen who weigh more than 300 pounds and avoid double and triple teams.
News & Media
"If it is true that this was their will, we must discard them as guiding lights and put them into the trash can".
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
28 human-written examples
But commercial long-lines with hundreds of baited hooks targeting yellowfin tuna inevitably kill--then must discard--significant numbers of bluefin tuna.
News & Media
We must not discard democracy, the value that comes first.
News & Media
Every successful liberation movement must eventually discard battle-hardened stalwarts and create competent civilians.
News & Media
Is there a cure, or must I discard the bulbs? A. Red fire disease is caused by a fungus, Stagonospora curtisii, that resists organic and chemical remedies.
News & Media
New Delhi must now discard the myth of China's invincibility that has led it into appeasement, and devise a definitive China policy featuring at least three elements.
News & Media
Expert writing Tips
Best practice
Use "must discard" when expressing a firm necessity or obligation to eliminate something, whether it's a physical object, an idea, or a practice. The word "must" indicates a requirement, while "discard" implies a deliberate act of getting rid of something considered useless or unwanted.
Common error
While "must discard" is grammatically sound, it can sound overly formal or authoritative in casual conversation. In informal settings, consider using more relaxed alternatives like "need to throw away" or "have to get rid of" to maintain a natural tone.
Source & Trust
86%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "must discard" functions as a modal verb phrase indicating a strong obligation or necessity to eliminate or get rid of something. As confirmed by Ludwig AI, the phrase is grammatically correct and usable in written English.
Frequent in
News & Media
35%
Science
30%
Wiki
15%
Less common in
Formal & Business
10%
Encyclopedias
10%
Reference
0%
Ludwig's WRAP-UP
In summary, "must discard" is a grammatically correct and commonly used phrase that expresses a strong obligation to eliminate or reject something. Ludwig AI confirms its usability in written English. Its prevalence in News & Media and Science indicates its versatility, while its authoritative tone makes it suitable for formal contexts. When choosing to use "must discard", remember that while the phrase is very versatile, in more informal situations there are more idiomatic options available.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
have to eliminate
Emphasizes obligation using 'have to' instead of 'must'.
are required to reject
Formal; replaces 'discard' with 'reject' and includes 'are required'.
need to dispose of
Focuses on the action of getting rid of something, often physically.
should eliminate
Suggests a recommendation rather than a strict requirement.
are obliged to remove
Formal and strong obligation to take something away.
it is essential to scrap
Highlights the essential nature of discarding something, using the word 'scrap'.
it's imperative to reject
Stresses the urgency and necessity of rejecting something.
are bound to abandon
Conveys a sense of obligation and finality in giving something up.
it's necessary to jettison
Emphasizes the need to get rid of something quickly, like cargo from a ship or plane.
have got to dump
Informal way to say that you are forced to discard something immediately.
FAQs
How can I use "must discard" in a sentence?
The phrase "must discard" is used to express a strong obligation to eliminate something. For example, "In order to improve our efficiency, we "must discard" outdated procedures."
What can I say instead of "must discard"?
Alternatives to "must discard" include "have to eliminate", "need to dispose of", or "should eliminate" depending on the level of formality and obligation you want to convey.
When is it appropriate to use "must discard"?
It's appropriate to use "must discard" in situations where there is a clear and compelling reason to eliminate something. This could be in formal reports, instructions, or any context where you want to emphasize the necessity of discarding something.
Is there a difference between "must discard" and "should discard"?
Yes, "must discard" implies a strict requirement, whereas "should discard" suggests a recommendation or advice. "Must" indicates an obligation, while "should" indicates a suggestion.
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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
86%
Authority and reliability
4.5/5
Expert rating
Real-world application tested