Definitely mungo jerry vs Undoubtedly

When to use each in English, with meaning, register, and examples.

Definitely mungo jerry

InformalBeyond 10,000 (less common)

Undoubtedly

FormalTop 5,000 (fairly common)C1adverb
Most formal: UndoubtedlyMost common: Undoubtedly
 Definitely mungo jerryUndoubtedly
Pronunciation🇬🇧 //ˈdɛfɪnətli ˈmʌŋɡəʊ ˈdʒɛri//🇺🇸 //ˈdɛfɪnətli ˈmʌŋɡoʊ ˈdʒɛri//🇬🇧 //ʌnˈdaʊtɪdli//🇺🇸 //ʌnˈdaʊtədli//
MeaningA phrase used to express certainty, combined with a character name.Definitely; without a doubt.
ExampleI definitely mungo jerry we will win this game!She is undoubtedly the best candidate for the position.
RegisterInformalFormal
How commonBeyond 10,000 (less common)Top 5,000 (fairly common)
CEFR level-C1
Part of speechadverb
Collocationsdefinitely not, definitely yes, definitely trueundoubtedly true, undoubtedly clear, undoubtedly helpful
Antonyms-doubtfully, questionably, uncertainly
Common mistakesUsing it in formal contexts where it seems out of place., Confusing 'mungo Jerry' with other phrases., Misunderstanding the playful tone implied.Confused with 'undoubtably', which is incorrect., Omitting it when certainty is implied., Using it in informal contexts where 'definitely' is more suitable.
Usage notesUse 'definitely mungo jerry' in casual conversations to emphasize certainty. It often refers to a playful tone, likely among friends.Used to emphasize certainty or strong belief; typically in formal writing or speeches, not common in casual conversation.

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Definitely mungo jerry

Frequently asked questions: Definitely mungo jerry vs Undoubtedly

What's the difference between Definitely mungo jerry and Undoubtedly?

Definitely mungo jerry: A phrase used to express certainty, combined with a character name. Undoubtedly: Definitely; without a doubt.

Which is more formal: Definitely mungo jerry and Undoubtedly?

Undoubtedly is the most formal of these.

Which is more common: Definitely mungo jerry and Undoubtedly?

Undoubtedly is the most common in everyday English.

Can you show an example of each?

Definitely mungo jerry: I definitely mungo jerry we will win this game! Undoubtedly: She is undoubtedly the best candidate for the position.

Can I use Definitely mungo jerry and Undoubtedly interchangeably?

Not always. Definitely mungo jerry and Undoubtedly 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.

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