Arguably vs Presumably
When to use each in English, with meaning, register, and examples.
Arguably
Top 2,000 (common)C1adverb
Presumably
Top 5,000 (fairly common)C1adverb
Most common: Arguably
| Arguably | Presumably | |
|---|---|---|
| Pronunciation | 🇬🇧 /["/ˈɑːɡjuəbli/"]/🇺🇸 /["/ˈɑːrɡjuəbli/"]/ | 🇬🇧 /["/prɪˈzjuːməbli/"]/🇺🇸 /["/prɪˈzuːməbli/"]/ |
| Meaning | It can be said that something is true. | It is likely or expected that something is true. |
| Example | He is arguably the best actor of his generation. | Presumably this is where the accident happened. |
| Register | Neutral | Neutral |
| How common | Top 2,000 (common) | Top 5,000 (fairly common) |
| CEFR level | C1 | C1 |
| Part of speech | adverb | adverb |
| Collocations | arguably the best, arguably true, arguably effective | presumably true, presumably based, presumably understood |
| Antonyms | undeniably, certainly, definitely, incontrovertibly | doubtfully, questionably |
| Common mistakes | Using 'arguably' too strongly without supporting evidence., Confusing it with 'arguably' as a noun., Forgetting to follow it with a specific claim or statement. | Used in informal situations where a casual word would be better., Confused with 'presume', which has a different grammatical structure., Overused in statements where certainty is needed. |
| Usage notes | Use 'arguably' when making a statement that can be supported with evidence. It is often used in discussions or debates but may be too strong for casual conversation. | Use 'presumably' when you think something is true but don't have definite proof. It’s more formal than using 'probably' and is often used in writing or serious conversations. |
Frequently asked questions: Arguably vs Presumably
What's the difference between Arguably and Presumably?
Arguably: It can be said that something is true. Presumably: It is likely or expected that something is true.
Which is more common: Arguably and Presumably?
Arguably is the most common in everyday English.
Are Arguably and Presumably the same CEFR level?
Arguably: C1, Presumably: C1 on the CEFR scale.
Can I use Arguably and Presumably interchangeably?
Not always. Arguably and Presumably are related and overlap in some contexts, but they differ in register, how common they are, and usage, so swapping one for another can change the meaning or tone. Check the differences above before substituting.