san4 san2 dei2神神地
Jyutpingsan4 san2 dei2
Yalesàhn sán déi
Definition
Slightly abnormal, out of order, or mentally unstable.
- not working properly; slightly broken or out of order
- behaving oddly; mentally unstable; slightly crazy
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How it's used
Describes someone or something that is behaving erratically or functioning inconsistently. It carries a lighthearted or slightly mocking tone, often used to describe minor technical glitches or eccentric personality quirks rather than serious medical conditions. The reduplication of the character adds a sense of casual observation.
Examples
He is a bit off, always talking to himself.
The computer is acting up, it keeps shutting down by itself.
Related words
Common phrases
Common mistake
Avoid using this to describe someone with a serious mental health condition, as it can sound insensitive or derogatory. It is best reserved for quirky behavior or minor equipment malfunctions.
Grammar color guide
Noun
Verb
Adjective
Adverb
Pronoun
Classifier
Particle
Connector
Grammar guides
- QuestionsFrom yes or no questions to asking who, what, where, and when. The patterns you need to ask questions naturally in Cantonese.
- ClassifiersCantonese puts a classifier between a number and a noun, and a bare classifier on its own can mean the. Learn the common ones and how to use them.
- ComparisonsHow to say bigger than, the most, the same as, and not as good as. Cantonese uses 過 where Mandarin uses 比, and that catches a lot of learners out.



