Not right vs Off

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

Not right

Top 2,000 (common)

Off

Top 1,000 (very common)A1adverb
Most common: Off
 Not rightOff
Pronunciation🇬🇧 //nɒt raɪt//🇺🇸 //nɑt raɪt//🇬🇧 /["/ɒf/"]/🇺🇸 /["/ɔːf/"]/
MeaningIncorrect or not appropriate.Not on; away from something.
ExampleThe answer you provided is not right.Please turn the lights off when you leave the room.
RegisterNeutralNeutral
How commonTop 2,000 (common)Top 1,000 (very common)
CEFR level-A1
Part of speechadverb
Collocationsnot right time, not right decision, not right place, not right answer, not right choiceturn off, take off, check off, sign off, log off
Antonyms-on, active, engaged
Common mistakesUsed as a question without clarification (e.g., 'Is this not right?') instead of a complete thought., Confused with 'not correct' by some learners, while both are similar, nuances exist., Overusing in formal writing; better to use 'incorrect' in those contexts.'Off' can be confused with 'of' in spoken English., Learners may forget to use it in phrasal verbs like 'turn off'., Misplace 'off' in sentences, such as 'I am off to the store.' instead of 'I am going off to the store.'
Usage notes'Not right' can describe something incorrect, unfair, or inappropriate. It’s suitable for both spoken and written contexts, but avoid using it in highly formal settings.Use 'off' when talking about something being not connected or not in operation. It's neutral and can be used in everyday conversation. Avoid in very formal writing.

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Not right

Frequently asked questions: Not right vs Off

What's the difference between Not right and Off?

Not right: Incorrect or not appropriate. Off: Not on; away from something.

Which is more common: Not right and Off?

Off is the most common in everyday English.

Can you show an example of each?

Not right: The answer you provided is not right. Off: Please turn the lights off when you leave the room.

Can I use Not right and Off interchangeably?

Not always. Not right and Off 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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