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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
is mostly completed
Grammar usage guide and real-world examplesUSAGE SUMMARY
"is mostly completed" is a correct and usable phrase in written English.
You can use it to refer to an action that has almost been completed or is close to being finished. For example, "The report is mostly completed, so I just need to go through it one more time to finish it up."
✓ Grammatically correct
Science
News & Media
Alternative expressions(15)
is largely finished
is substantially done
is nearing completion
is virtually complete
is in the final stages
is on the verge of completion
is mostly finished
is primarily completed
is largely completed
is usually completed
is essentially completed
is mostly complete
was mainly completed
is mostly understood
is mostly filled
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
9 human-written examples
is mostly completed.
News & Media
But the cleanup is mostly completed, and parks officials now say there is a silver lining: the chance to restore an overgrown park to the original vision of its creators, Frederick Law Olmsted and Calvert Vaux, who won a competition to design it in 1858.
News & Media
The construction of the Separation Barrier began in 2002, and today it is mostly completed.
News & Media
This information should be presented to patients: treatment is mostly completed by radiation therapy, chemotherapy, and/or hormonal therapy.
Science
In mouse embryos, organogenesis begins at E8.5 and is mostly completed by E11.5 when most organs of the foetus can be recognized.
Science
Human cortical neurogenesis begins at ∼5 gestational weeks, continuing for ∼100 days, and is mostly completed by 28 weeks (Meyer et al., 2000; Rabinowicz et al., 1996).
Science
Human-verified similar examples from authoritative sources
Similar Expressions
50 human-written examples
The more than 250 houses in the district were mostly completed by 1914.
News & Media
The buildings — most of them row houses — in the extension were mostly completed by 1910.
News & Media
In the 1980s, just as the reconstructed city had been mostly completed, the Yugoslav "economic miracle" faltered, with mass unemployment and a huge national debt.
News & Media
The committee's work had been mostly completed before Sept. 11, and the terrorist attacks on the World Trade Center and the Pentagon did not change the committee's recommendations, Dr. Sozen said.
News & Media
In my opinion (and I believe the opinions of many colleagues), we have greater understanding of Greenland's ice than Antarctica's, and we have greater confidence that Greenland will be "well-behaved" — we will more easily project changes in Greenland's ice, with greater confidence that changes begun now will take centuries or longer to be mostly completed.
News & Media
Expert writing Tips
Best practice
When using "is mostly completed", ensure it's followed by specific details about what remains to be done. This provides clarity and avoids ambiguity regarding the project's status.
Common error
Avoid using "is mostly completed" when only a small portion of the task has been accomplished. Ensure that a significant majority of the work is genuinely finished before using this phrase.
Source & Trust
84%
Authority and reliability
4.3/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "is mostly completed" functions as a descriptive phrase indicating the state of something being near completion. As Ludwig AI states, this phrase is correct and usable. Examples show its use across various domains, specifying that a process or project has reached an advanced stage.
Frequent in
Science
43%
News & Media
43%
Wiki
14%
Less common in
Formal & Business
0%
Encyclopedias
0%
Social Media
0%
Ludwig's WRAP-UP
In summary, the phrase "is mostly completed" is a grammatically sound and commonly used expression to indicate that something is nearing its final stages. Ludwig AI confirms its correctness. Predominantly found in scientific and news contexts, it effectively communicates progress while acknowledging that some tasks remain. When using "is mostly completed", ensure to provide specific details about what still needs to be done. Alternatives include phrases like "is largely finished" and "is nearing completion", offering writers flexibility in their expression.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
is largely finished
Replaces "mostly completed" with "largely finished", emphasizing the significant extent of completion.
is substantially done
Substitutes "mostly completed" with "substantially done", focusing on the significant portion that's finished.
is nearing completion
Replaces the original with a phrase that highlights the process of approaching completion.
is almost finalized
Emphasizes the final stages of the completion process with the word "finalized".
is virtually complete
Uses "virtually complete" to suggest a state that is very close to being fully finished.
is close to finished
A more informal way of saying that something is almost completed.
is in the final stages
Focuses on the phase of the process, rather than the percentage of completion.
is on the verge of completion
Highlights the imminence of completion.
is approaching full completion
More verbose, adding an element of progression and expectation.
is in its later stages
Shifts the focus to the progression of the work, describing it as being in its late period.
FAQs
How can I use "is mostly completed" in a sentence?
You can use "is mostly completed" to describe a task or project that is nearing its end, such as, "The construction of the new library is mostly completed, and it's expected to open next month".
What phrases are similar to "is mostly completed"?
Similar phrases include "is largely finished", "is substantially done", or "is nearing completion".
Is it better to say "is mostly completed" or "is almost complete"?
Both "is mostly completed" and "is almost complete" are correct. The choice depends on the nuance you want to convey. "Is mostly completed" emphasizes the amount of work done, while "is almost complete" highlights the proximity to the final stage.
What's the difference between "is mostly completed" and "is complete"?
"Is mostly completed" implies that some tasks remain, whereas "is complete" indicates that everything is finished. Consider the context and whether there are outstanding items to determine which phrase is more accurate.
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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
4.3/5
Expert rating
Real-world application tested