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 quote

Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

MitStanfordHarvardAustralian Nationa UniversityNanyangOxford

filling in for

Grammar usage guide and real-world examples

USAGE SUMMARY

"filling in for" is a correct and usable phrase in written English.
You can use it when you are substituting for someone or something else. Example sentence: I am temporarily filling in for the receptionist while she is on vacation.

✓ Grammatically correct

News & Media

Human-verified examples from authoritative sources

Exact Expressions

60 human-written examples

"I'm filling in for him.

(Mr. Kulik was filling in for Mr. Taylor).

News & Media

The New York Times

Milledge has been filling in for Beltrán.

Secretaries, janitors and teachers are filling in for absent officers.

He was filling in for Ahman Green then.

News & Media

The New York Times

Nadiya Takolia here, filling in for Riazat this week.

He was filling in for the injured JaMarcus Russell.

Parul Sehgal is the host, filling in for Pamela Paul.

News & Media

The New York Times

Yandle is filling in for Atlanta Thrashers defenseman Tobias Enstrom.

Michael Early has been filling in for Brown, while Kris Farris has spent the last few days filling in for Jennings.

Jordan Todman and Fitzgerald Toussaint combined for 123 yards rushing filling in for DeAngelo Williams.

Show more...

Expert writing Tips

Best practice

When using "filling in for", ensure the context makes it clear who or what is being replaced and the duration of the substitution, if relevant.

Common error

Avoid assuming complete authority when "filling in for" someone unless explicitly stated. Clarify the scope of your responsibilities to prevent overstepping or neglecting important tasks.

Antonio Rotolo, PhD - Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Antonio Rotolo, PhD

Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Source & Trust

87%

Authority and reliability

4.6/5

Expert rating

Real-world application tested

Linguistic Context

The phrase "filling in for" functions as a prepositional verb indicating temporary substitution or replacement. Ludwig examples show it is commonly used to describe someone taking over another's duties or role for a limited period.

Expression frequency: Very common

Frequent in

News & Media

92%

Formal & Business

4%

Science

2%

Less common in

Encyclopedias

1%

Wiki

0.5%

Reference

0.5%

Ludwig's WRAP-UP

In summary, "filling in for" is a very common and grammatically sound phrase used to indicate temporary substitution. As confirmed by Ludwig, it finds its primary use in contexts such as News & Media. When using this phrase, ensure clarity regarding the scope and duration of the temporary replacement. Be mindful to avoid making assumptions about full authority unless explicitly granted. Alternatives such as ""substituting for"" or ""covering for"" can be employed depending on the specific nuance you want to convey.

FAQs

How can I use "filling in for" in a sentence?

You can use "filling in for" to indicate that someone is temporarily replacing another person or thing. For example, "I'm "filling in for" the manager while she's on vacation".

What are some alternatives to "filling in for"?

Alternatives include "substituting for", "standing in for", or "covering for", depending on the specific context.

Is it correct to say "fill in for" instead of "filling in for"?

Yes, "fill in for" is the infinitive form, while "filling in for" is the present participle. Both are correct, but used in different grammatical constructions. For example, "I need someone to fill in for John", vs. "I am filling in for John".

What's the difference between "filling in for" and "replacing"?

"Filling in for" implies a temporary substitution, while "replacing" suggests a permanent change. "Replacing" indicates that someone or something is permanently taking the place of another.

ChatGPT power + Grammarly precisionChatGPT power + Grammarly precision
ChatGPT + Grammarly

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.

Source & Trust

87%

Authority and reliability

4.6/5

Expert rating

Real-world application tested

Most frequent sentences: