Could i make that up vs Invent

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

Could i make that up

InformalTop 5,000 (fairly common)

Invent

Top 1,000 (very common)A2verb
Most formal: InventMost common: Invent
 Could i make that upInvent
Pronunciation🇬🇧 //kʊd aɪ meɪk ðæt ʌp//🇺🇸 //kʊd aɪ meɪk ðæt ʌp//🇬🇧 /["/ɪnˈvent/","/ɪnˈvents/","/ɪnˈventɪd/","/ɪnˈventɪŋ/"]/🇺🇸 /["/ɪnˈvent/","/ɪnˈvents/","/ɪnˈventɪd/","/ɪnˈventɪŋ/"]/
MeaningTo create a false story or excuse.To create something new or make something that didn't exist before.
ExampleWhen she was late, she asked, 'Could I make that up about an accident?' Who invented the steam engine?
RegisterInformalNeutral
How commonTop 5,000 (fairly common)Top 1,000 (very common)
CEFR level-A2
Part of speechverb
Collocationsmake up an excuse, make up a story, make up a liepractically, virtually, single-handedly, newly invented
Antonyms-destroy, eliminate, neglect
Common mistakesConfusing with 'make up for' which means to compensate or balance something., Using in formal writing., Mixing the phrase with 'make something up' which is directly related to creating a story.Confusing with 'discover' which means finding something that already exists., Using 'invent' in passive voice incorrectly, e.g. 'was invented by' without mentioning the inventor., Mistaking it for 'create' in all contexts; 'invent' often implies a unique or original idea.
Usage notesUsed casually to suggest that someone might be inventing something. Generally not appropriate in formal settings.Commonly used in both spoken and written English. It's appropriate in academic, professional, and casual contexts when discussing creativity or innovation. Avoid in situations where you're discussing improvements on existing things rather than original creations.

See it in real clips

Could i make that up
Invent

Frequently asked questions: Could i make that up vs Invent

What's the difference between Could i make that up and Invent?

Could i make that up: To create a false story or excuse. Invent: To create something new or make something that didn't exist before.

Which is more formal: Could i make that up and Invent?

Invent is the most formal of these.

Which is more common: Could i make that up and Invent?

Invent is the most common in everyday English.

Can you show an example of each?

Could i make that up: When she was late, she asked, 'Could I make that up about an accident?' Invent: Who invented the steam engine?

Can I use Could i make that up and Invent interchangeably?

Not always. Could i make that up and Invent 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.