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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
it probably was
Grammar usage guide and real-world examplesUSAGE SUMMARY
"it probably was" is a grammatically correct phrase and can be used in written English.
You can use it to express uncertainty or speculation about a past event or situation. For example: - "I don't remember exactly what happened last night, but it probably was a fun party." - "She said she would be here by now, but it probably was just traffic delaying her." - "I can't believe we finished the project on time. It probably was all the hard work we put in."
✓ Grammatically correct
News & Media
Science
Encyclopedias
Alternative expressions(20)
could have been
must have benefited
must have believed
it doubtless was
it probably did
must have investigated
it thought was
it expected was
had to be
it might have been
must have participated
would have been
must have available
it had to be
must then be
ought to be
it certainly was
must have beaten
it surely was
must have been
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
60 human-written examples
It probably was.
News & Media
"It probably was at first.
News & Media
Sadly, it probably was.
News & Media
It probably was, almost.
News & Media
It probably was a game changer".
News & Media
It probably was not a hard sell.
News & Media
It probably was a strategic error.
Science
It probably was," she says.
News & Media
And so it probably was.
News & Media
It probably was quite difficult".
News & Media
That's what it probably was.
News & Media
Expert writing Tips
Best practice
Use "it probably was" when you want to express a belief about a past event, but you're not entirely certain. This phrase is effective for conveying a sense of informed speculation.
Common error
While acceptable, excessive use of "it probably was" can make your writing sound less confident. In formal contexts, consider stronger assertions or phrases that provide more concrete evidence.
Source & Trust
87%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The primary grammatical function of "it probably was" is to act as an adverbial phrase modifying a verb, typically 'was'. It expresses a degree of uncertainty or speculation regarding a past event or state. As shown by Ludwig, this phrase indicates a belief without absolute certainty.
Frequent in
News & Media
70%
Academia
15%
Encyclopedias
10%
Less common in
Science
5%
Formal & Business
0%
Wiki
0%
Ludwig's WRAP-UP
In summary, "it probably was" is a grammatically sound and frequently used phrase for expressing speculation about past events. As Ludwig AI confirms, it is perfectly acceptable in written English. Its prevalence in News & Media highlights its utility in offering informed opinions, though more formal contexts might benefit from stronger assertions. While widely accepted, overusing "it probably was" may reduce the confidence projected in your writing.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
it likely was
Replaces "probably" with "likely", indicating a strong possibility.
it very well may have been
Adds emphasis to the possibility with "very well may have been".
it's quite possible it was
Emphasizes possibility and feasibility.
it seems it was
Shifts focus to the appearance or impression of something having been true.
it's plausible it was
Replaces "probably" with "plausible", suggesting a reasonable possibility.
it might have been
Expresses a weaker possibility than "probably".
it could have been
Similar to "might have been", indicating a possible but uncertain past event.
it's conceivable it was
Suggests that something is believable or capable of being imagined.
it is presumed that it was
Indicates an assumption based on reasonable grounds, but not definite proof.
it is reasonable to assume it was
More formally suggests something is sensible to believe.
FAQs
How can I use "it probably was" in a sentence?
You can use "it probably was" to express an opinion about a past event that you are not completely sure about. For example: "I don't remember exactly, but "it probably was" a mistake".
What are some alternatives to "it probably was"?
Some alternatives include "it likely was", "it might have been", or "it seems it was", depending on the level of certainty you want to convey.
Is "it probably was" grammatically correct?
Yes, "it probably was" is grammatically correct. The adverb 'probably' correctly modifies the verb 'was'.
What is the difference between "it probably was" and "it was probably"?
While both are grammatically correct, "it probably was" often emphasizes the uncertainty or speculation, while "it was probably" can sometimes sound like a more casual observation. The subtle difference depends on context and intended emphasis.
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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
87%
Authority and reliability
4.5/5
Expert rating
Real-world application tested