One hundred percent vs Totally

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

One hundred percent

Top 2,000 (common)

Totally

Top 2,000 (common)B1adverb
 One hundred percentTotally
Pronunciation🇬🇧 //wʌn ˈhʌndrəd pəˈsɛnt//🇺🇸 //wʌn ˈhʌndrəd pərˈsɛnt//🇬🇧 /["/ˈtəʊtəli/"]/🇺🇸 /["/ˈtəʊtəli/"]/
MeaningCompletely or totally.Completely or very much.
ExampleI am one hundred percent sure about my decision.I totally agree with your opinion on the matter.
RegisterNeutralNeutral
How commonTop 2,000 (common)Top 2,000 (common)
CEFR level-B1
Part of speechadverb
Collocationsone hundred percent accurate, one hundred percent engaged, one hundred percent committedtotally agree, totally awesome, totally different, totally in love
Antonyms-partially, somewhat
Common mistakesUsing 'one hundred percent' without context, leading to confusion., Confusing with 'a hundred percent' which has the same meaning., Overusing in formal writing where simpler phrases would suffice.'Totally' is sometimes confused with 'complete.', Learners may use 'totally' in formal situations when it sounds too casual., Sometimes misused to modify nouns directly.
Usage notesUse in both speaking and writing to express totality or full agreement. Generally appropriate in any informal or formal context.Use 'totally' to emphasize an absolute degree of something. It's neutral but can sound informal in some contexts. Avoid in very formal writing.

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One hundred percent
Totally

Frequently asked questions: One hundred percent vs Totally

What's the difference between One hundred percent and Totally?

One hundred percent: Completely or totally. Totally: Completely or very much.

Can you show an example of each?

One hundred percent: I am one hundred percent sure about my decision. Totally: I totally agree with your opinion on the matter.

Can I use One hundred percent and Totally interchangeably?

Not always. One hundred percent and Totally 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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