What Does “Fall behind with sth” Mean?
“Fall behind with sth” means to fail to keep up with a task, payment, or responsibility on time. It often refers to delays or missing deadlines in work or personal duties.
Introduction
The phrase “fall behind with sth” is commonly used in English when someone does not complete their tasks or payments as scheduled. Understanding the fall behind with sth meaning helps learners talk about situations where they are late or delayed in meeting obligations. This expression is useful in many contexts such as work, school, bills, or chores. Knowing how to use it naturally can improve your communication skills and help you describe problems related to time management or deadlines effectively.
Quick Info Box
- Phrasal verb: fall behind with something
- Type: Intransitive
- Level: B1 (Intermediate)
- Meaning: To fail to do something on time or keep up with a schedule
Structure (Grammar Rules)
“Fall behind with sth” is an inseparable phrasal verb. You cannot separate “fall behind” and place the object between them. The structure is:
- Subject + fall behind + with + noun (task, payment, work, etc.)
- Example: She fell behind with her homework.
How to Use “Fall behind with sth”?
Use this phrase when you want to express that someone is late or delayed in completing a task, paying money, or keeping up with responsibilities. It is often followed by the word “with” and a noun that shows what you are late or delayed in doing. For example, bills, work, studies, or chores.
Examples
Imagine you have a lot of work and you cannot finish it on time. You can say:
- He fell behind with his assignments because he was sick.
- They fell behind with the rent payments last month.
- She is worried because she is falling behind with her course work.
- We fell behind with the project due to unexpected problems.
- Many people fell behind with their bills during the lockdown.
Here is “fall behind with sth” in a sentence: “If you fall behind with your mortgage, the bank may charge a late fee.”
Common Mistakes
Sometimes learners use the phrase incorrectly by separating “fall behind” or missing the preposition “with”. Here are some examples:
- Incorrect: She fell behind the homework.
Correct: She fell behind with her homework. - Incorrect: They fall behind payments.
Correct: They fall behind with their payments. - Incorrect: I am falling behind my work.
Correct: I am falling behind with my work.
Differences / Synonyms
Other phrases like “lag behind” or “get behind” can sometimes be used similarly but have subtle differences.
- Lag behind: Often refers to being slower than others in progress, not necessarily about tasks or payments. Example: The runner lagged behind the others.
- Get behind with sth: Very similar to “fall behind with sth” and often interchangeable. Example: I got behind with my rent last month.
While “fall behind with sth” focuses on not keeping up with tasks or payments, “lag behind” is more about being slower or less advanced compared to others.
Common Collocations
Here are some common words that often follow “fall behind with”:
- Payments: Money owed, such as rent or bills
- Work: Tasks or job responsibilities
- Assignments: School or college tasks
- Bills: Utility or service payments
- Studies: Schoolwork or learning progress
These collocations help you know what to use with the phrase naturally.
Related Phrasal Verbs
Here are related phrasal verbs of fall behind with sth:
Real-life Dialogue
Here is a short conversation using “fall behind with sth”:
Anna: Have you finished the report yet?
Ben: No, I fell behind with it because I was busy with other tasks.
Anna: You should ask for help if you need to catch up.
Practice
Fill in the blanks with the correct form of “fall behind with”:
- She ________ ________ ________ her homework last week because she was sick.
- We don’t want to ________ ________ ________ our payments this month.
- He is worried because he is starting to ________ ________ ________ his studies.
FAQs
- What does “fall behind with sth” mean? It means to be late or delayed in completing a task or payment.
- Can I say “fall behind on something” instead? Yes, “fall behind on something” is also common and means the same.
- Is “fall behind with” separable? No, it is inseparable. You cannot put the object between “fall” and “behind”.
- What are common things people fall behind with? Payments, work, assignments, bills, and studies are common examples.
- Can I use “fall behind with” in formal writing? Yes, it is acceptable in both formal and informal contexts.

