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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
last week's
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "last week's" is correct and usable in written English.
It is typically used to refer to something that occurred or was relevant during the previous week. Example: "Last week's meeting was very productive, and we made significant progress on the project."
✓ Grammatically correct
News & Media
Alternative expressions(2)
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
50 human-written examples
Last week's I.M.F.
News & Media
Last week's joyous revelations?
News & Media
Many preceded last week's carnage.
News & Media
"Last week's performance will help.
News & Media
Last week's podcast is here.
News & Media
That was last week's conversation.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
10 human-written examples
It's New Year's Eve 1899.
News & Media
"Last year's".
News & Media
"Today's today yesterdayy's yesterday.
News & Media
Forget New Year's resolutions.
News & Media
Last week's last week.
News & Media
Expert writing Tips
Best practice
When using "last week's", ensure the context is clear and that the reader understands you are referring to the week immediately preceding the current one.
Common error
Avoid using "last week's" in situations where the timeline is ambiguous. For example, if discussing events over several weeks, specify the exact dates or use phrases like "the week of [date]" to prevent confusion.
Source & Trust
89%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "last week's" functions as a possessive adjective, modifying a noun to indicate that it belongs to or is associated with the week immediately preceding the current one. Ludwig confirms its grammatical correctness and widespread usage.
Frequent in
News & Media
100%
Less common in
Formal & Business
0%
Science
0%
Encyclopedias
0%
Ludwig's WRAP-UP
In summary, "last week's" is a grammatically sound and highly common phrase used to indicate something related to the week prior to the current one. According to Ludwig, its primary function is to serve as a possessive adjective for providing a clear temporal reference. It is most frequently found in News & Media contexts and maintains a generally neutral register, suitable for various settings. Common alternatives include "previous week's" and "the week before". Overall, "last week's" is a reliable and effective way to communicate about events or items from the recent past.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
previous week's
Replaces "last" with "previous", maintaining the same temporal reference but with a slightly more formal tone.
the preceding week's
Uses more formal language to refer to the week before.
the week before's
Uses a more descriptive approach to indicate the week preceding the current one.
the most recent week's
Highlights the recency of the week being referenced.
a week ago's
Emphasizes the time elapsed (one week) rather than simply indicating the previous week.
from the prior week
More formal and emphasizes the temporal sequence.
of the week before
A slightly more verbose way of saying "last week's".
seven days ago's
Focuses specifically on the seven-day period before the current day.
the week that just passed'
A more conversational way to refer to the previous week.
that one week ago's
Adds a demonstrative pronoun for emphasis or clarity.
FAQs
How can I use "last week's" in a sentence?
You can use "last week's" to refer to events or items related to the week immediately before the current one. For example, "Last week's meeting was very productive" or "Last week's results were better than expected".
What are some alternatives to using "last week's"?
Depending on the context, you can use alternatives like "previous week's", "the week before", or "a week ago's".
Is it correct to say "last weeks" instead of "last week's"?
No, "last weeks" is not grammatically correct when referring to something belonging to the previous week. "Last week's" is the correct possessive form.
What's the difference between "last week's" and "the week before"?
"Last week's" directly refers to the week immediately preceding the current one. "The week before" is a more descriptive way of saying the same thing.
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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
89%
Authority and reliability
4.5/5
Expert rating
Real-world application tested