Used and loved by millions
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
check off
Grammar usage guide and real-world examplesUSAGE SUMMARY
"check off" is correct and can be used in written English.
It is a phrasal verb that means to mark something on a list to indicate that it has been completed or noted. Example sentence: I checked off all of my tasks for the day on my to-do list.
✓ Grammatically correct
News & Media
Wiki
Science
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
56 human-written examples
"You check off the division, you check off the conference.
News & Media
Check off the "Pets Allowed" option.
News & Media
"That's not a box I've been trying to check off".
News & Media
Today, perfect children check off boxes at all levels.
News & Media
Mr. Zucker could check off all those boxes.
News & Media
"It's not a test you can just check off".
News & Media
"You want to be able to check off every single box before selecting a player.
News & Media
But it's not something that we decide once and then check off the list.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
3 human-written examples
Check off-side rear tire pressure.
News & Media
Check off-side rear tire pressure.
News & Media
I won't attempt to check-off any of these.
News & Media
Expert writing Tips
Best practice
When using "check off", ensure it's clear what list or set of items you are referring to. For example, "Check off the items on your grocery list as you put them in the cart."
Common error
Avoid using "check off" without a clear reference to a specific list or set of criteria. Saying "I checked it off" without context leaves the reader wondering what 'it' refers to.
Source & Trust
81%
Authority and reliability
4.4/5
Expert rating
Real-world application tested
Linguistic Context
The phrasal verb "check off" primarily functions as a transitive verb, indicating the action of marking something on a list to signify its completion or verification. Ludwig AI confirms its widespread use, with examples showing it used in various contexts to denote finishing a task or fulfilling a requirement.
Frequent in
News & Media
34%
Wiki
34%
Science
10%
Less common in
Formal & Business
6%
Encyclopedias
0%
Reference
0%
Ludwig's WRAP-UP
In summary, "check off" is a commonly used phrasal verb that means to mark something on a list to indicate completion or verification. Ludwig AI confirms that the phrase is grammatically correct and widely used, with examples spanning from news articles to how-to guides. It serves the purpose of conveying completion and is typically used in neutral to informal contexts. Alternatives include "mark off", "tick off", and "cross off". When using "check off", ensure the context is clear and avoid ambiguity by specifying the list or items being referenced.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
mark off
This alternative focuses on the act of marking, similar to indicating completion on a list.
tick off
This alternative uses 'tick' instead of 'check,' maintaining the meaning of marking an item as done.
cross off
Emphasizes the action of crossing out an item to signify its completion.
strike off
Similar to 'cross off', it suggests removing an item from a list.
eliminate
Highlights the removal aspect, implying completion leads to elimination from consideration.
complete
Focuses on the state of being finished, rather than the act of marking.
finish
Implies the termination of an activity or task.
verify
Suggests confirming or validating an item, which can be part of a checking process.
validate
Similar to verify, it means confirming that something is correct or acceptable.
acknowledge
Suggests recognizing the completion or existence of something.
FAQs
How can I use "check off" in a sentence?
You can use "check off" to indicate marking an item as complete on a list. For example, "I "checked off" all the tasks on my to-do list."
What are some alternatives to "check off"?
Is it correct to say "check off of"?
While understandable, "check off" is generally preferred over "check off of". The preposition "of" is often unnecessary and can make the phrase sound less concise.
What's the difference between "check off" and "check out"?
"Check off" implies marking an item as complete, whereas "check out" has multiple meanings, including examining something or formally leaving a place. For instance, you "check off" items on a to-do list, but you "check out" a book from the library.
Editing plus AI, all in one place.
Stop switching between tools. Your AI writing partner for everything—polishing proposals, crafting emails, finding the right tone.
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
81%
Authority and reliability
4.4/5
Expert rating
Real-world application tested