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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
ulterior reason
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "ulterior reason" is correct and usable in written English.
It can be used to refer to a hidden or concealed motive behind someone's actions or decisions. Example: "While he claimed to support the initiative, many suspected he had an ulterior reason for his involvement."
✓ Grammatically correct
News & Media
Wiki
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
2 human-written examples
In any case, Mr. Hutcher said, Dunkin' Donuts has an ulterior reason to want Riese out of the picture.
News & Media
The unrewarded children – who don't know the other group are getting rewards – keep on helping, content with no ulterior reason other than the act of helping".
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
57 human-written examples
But the fashion tribe found plenty of ulterior reasons to party during New York Fashion Week.
News & Media
In addition to defeating the enemy and capturing a large area of their territory, Allenby had an ulterior motive: "Another reason for moving to this line is that it will encourage both my own new Indian troops and my Arab Allies".
Wiki
Just when you think you've figured out that he's a crook, he reveals an ulterior and principled but lucrative reason for his crookedness.
News & Media
That scene in Salt Lake City, full of deal-making international judges, was a long way from the one here at the Lake Placid Ice Dancing Championships, a small-town gathering that drew 350 or so ice dancers, mostly juniors and novices with little reason to fear ulterior motives among the band of volunteer judges sequestered on one side of the arena.
News & Media
Now a campaign led by certain American extremist groups has tried to denounce anti-Semitism in France for political reasons and political ulterior motives.... Q -- But who was responsible for the incidents that occurred?
News & Media
The very magnanimity of the gesture invites suspicions of ulterior motives - and not without reason.
News & Media
Come forward to an authority figure and you'll face unfair consequences: people will be uncomfortable around you, perceiving ulterior motives; people will look for reasons that this happened to you, specifically; maybe you simply won't be believed.
News & Media
"I have no reason to think there are ulterior motives," Mr. Jonas said, "but there may be concern that there's another shoe to drop, another quality issue coming and maybe that's why the stock is down as much as it is".
News & Media
The will purified of any inclination and desire for an ulterior end is the proper matter for practical reason.
Science
Expert writing Tips
Best practice
Consider the connotations: "ulterior reason" often implies a degree of skepticism or suspicion regarding someone's true intentions.
Common error
Avoid using "ulterior reason" if you simply mean someone has multiple reasons for doing something; reserve it for situations where a hidden or potentially questionable motive is suspected.
Source & Trust
87%
Authority and reliability
4.1/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "ulterior reason" functions as a noun phrase where the adjective "ulterior" modifies the noun "reason". It describes a specific kind of reason, one that is hidden or not immediately apparent. Ludwig's examples indicate that it's used to express skepticism about stated motivations.
Frequent in
News & Media
50%
Wiki
50%
Science
0%
Less common in
Formal & Business
0%
Encyclopedias
0%
Academia
0%
Ludwig's WRAP-UP
In summary, the phrase "ulterior reason" is a grammatically correct expression used to suggest a hidden or unstated motive behind someone's actions. While Ludwig AI confirms its usability, its frequency is relatively rare. Its primary function is to express doubt or suspicion, and it is most commonly found in News & Media and Wiki contexts. When using this phrase, be mindful of the potential negative connotations and ensure the context clearly suggests a hidden motive to avoid misinterpretations.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
hidden motive
Emphasizes the concealed nature of the motive.
secret agenda
Suggests a planned course of action kept hidden.
underlying motive
Highlights the motive as being fundamental but not immediately obvious.
unspoken intention
Focuses on the intention being implied rather than explicitly stated.
concealed purpose
Stresses that the purpose is deliberately kept from being known.
covert motivation
Emphasizes the secret and disguised nature of the motivation.
private incentive
Focuses on the personal benefit driving the action, kept from public knowledge.
unacknowledged rationale
Highlights that the true rationale is not being admitted or recognized.
veiled motive
Suggests the motive is obscured or disguised.
disguised intent
Focuses on the intent being misrepresented or hidden behind a false appearance.
FAQs
What does "ulterior reason" mean?
The phrase "ulterior reason" refers to a hidden, often less honorable, motive behind someone's actions or statements. It suggests that the stated reason is not the complete or true reason.
How can I use "ulterior reason" in a sentence?
You can use "ulterior reason" to express suspicion or doubt about someone's motivations. For example: "While he claimed to be helping, I suspected he had an "ulterior reason".
What are some alternatives to "ulterior reason"?
Alternatives include "hidden motive", "secret agenda", or "underlying motive". The best choice depends on the specific context and nuance you want to convey.
Is it always negative to suggest someone has an "ulterior reason"?
While often negative, suggesting an "ulterior reason" isn't always accusatory. It can simply imply that someone has additional, perhaps unspoken, motives. However, be mindful of the potential for misinterpretation.
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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
4.1/5
Expert rating
Real-world application tested