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
erratic hours
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "erratic hours" is correct and commonly used in written English.
It refers to irregular or unpredictable work or sleep schedule. Example: "Due to his job as a doctor, John had to adapt to erratic hours, often working late nights and weekends."
✓ Grammatically correct
News & Media
Academia
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
22 human-written examples
I'm frustrated by anemic collections, by erratic hours.
News & Media
With this promotion came added responsibilities that forced him to work erratic hours.
Academia
Work is also not sustainable when jobs provide too few and erratic hours.
News & Media
His erratic hours kept him from seeing Jason play baseball and football.
News & Media
Sergeant Wilson is the mother of four children and the wife of a civilian truck driver who works erratic hours.
News & Media
Expect long lunch lines and erratic hours — but there are few places in the world where one can earn so many adventurous eating badges in one fell swoop.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
38 human-written examples
On vacation, you may have kept erratic hours---sleeping too much or too little, going to bed and getting up late.
Science & Research
In addition to the steady (non-erratic) hours, encounters with inspirational seniors, and enduring relationships this specialty is enjoying increasing demand as baby boomers retire[ 23].
Science
Research by Associate Professors Julia R. Henly and Susan Lambert shows the high prevalence of jobs especially in retail, hospitality, and food service, where many low-income parents work that are characterized not only by low and variable earnings, but also by erratic work hours and limited employee control over hours of work.
Academia
The public accounts committee (PAC) criticises family doctors for erratic opening hours at the same time as warning that ministers are pressing ahead with out-of-hours appointments while failing to understand the problem.
News & Media
Page A8 STRESS FOR DRONE PILOTS Nearly half of the operators of unmanned drone aircraft have high levels of job-related stress, mostly linked to long and erratic work hours because of an huge increase in the use of the aircraft, the Air Force said in a new study.
News & Media
Expert writing Tips
Best practice
When describing the impact of "erratic hours", be specific about the consequences, such as difficulty in planning personal life, health issues, or strained relationships.
Common error
Don't use "erratic hours" when you mean "overtime". "Erratic hours" refers to unpredictable schedules, while overtime refers to working beyond the standard hours.
Source & Trust
89%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "erratic hours" functions as a noun phrase, where "erratic" modifies the noun "hours". It describes the nature of the working or operating times, indicating a lack of regularity and predictability. As confirmed by Ludwig, it is a valid and commonly used expression.
Frequent in
News & Media
76%
Academia
12%
Science
12%
Less common in
Formal & Business
0%
Encyclopedias
0%
Wiki
0%
Ludwig's WRAP-UP
In summary, "erratic hours" is a grammatically correct and relatively common phrase used to describe unpredictable or irregular schedules. Ludwig AI confirms its validity and offers numerous real-world examples. The term frequently appears in news and media, often in discussions about employment conditions and the challenges faced by workers with unstable schedules. While "erratic hours" can be similar to flexible hours, it emphasizes unpredictability rather than choice. When using this phrase, ensure clarity by specifying the consequences, and avoid confusing it with concepts like overtime. Alternative phrases such as "irregular work schedule" can be used for variety.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
irregular work schedule
Focuses on the non-standard nature of the work schedule.
unpredictable working times
Highlights the uncertainty and lack of fixed patterns in work hours.
inconsistent shift patterns
Emphasizes the lack of a regular pattern in shift assignments.
variable work schedules
Focuses on the changing nature of work schedules.
unstable hour arrangements
Describes the work arrangements as not fixed or reliable.
sporadic work times
Highlights the occasional and irregular nature of work times.
fluctuating shift timings
Emphasizes the changing and varying nature of shift timings.
unfixed working hours
Focuses on the lack of a set or permanent arrangement for working hours.
non-standard working times
Highlights that work times deviate from what is typical or expected.
irregular time schedule
Focuses on the non-standard nature of the time schedule.
FAQs
How can "erratic hours" affect a person's life?
"Erratic hours" can disrupt sleep patterns, making ordinary life planning a challenge and potentially straining personal relationships.
What are some jobs that commonly involve "erratic hours"?
Jobs in retail, hospitality, and emergency services often involve "erratic hours".
What is a phrase with a similar meaning to "erratic hours"?
A phrase with a similar meaning is "irregular work schedule", which also describes unpredictable or inconsistent work times.
How do "erratic hours" differ from flexible hours?
"Erratic hours" imply unpredictability and instability, while flexible hours suggest some degree of control and choice over one's work schedule.
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
89%
Authority and reliability
4.5/5
Expert rating
Real-world application tested