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How to Say ‘Don't screw with me!’ in Japanese

ふざけるな

fuzakeru na

[foo-zah-KEH-roo nah]

💬 Usage Tip: Adding な after the plain dictionary form of a verb makes a blunt "don't!". Another example is 触るな "don't touch!".

Phrase Breakdown

ふざける

fuzakeru

[foo-zah-KEH-roo]

to mess around; to joke

Verb meaning to fool around or not be serious.

Example

授業中にふざけるのはやめなさい。

Stop fooling around during class.

な

na

[nah]

don't (prohibition)

Sentence-ending particle after a verb's plain form making a blunt negative command.

Example

走るな!

Don't run!

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