# Languages supported in Amazon Comprehend
<a name="supported-languages"></a>

Amazon Comprehend supports a wide variety of languages for its various features. The languages supported and the features that support them can be seen in the following tables.

**Topics**
+ [Supported languages](#supported-languages-1)
+ [Languages supported by Amazon Comprehend features](#supported-languages-feature)

## Supported languages
<a name="supported-languages-1"></a>

Amazon Comprehend (except the **detect dominant language** feature) supports the following languages for one or more features. 


| Code | Language | 
| --- | --- | 
| de | German | 
| en | English | 
| es | Spanish | 
| it | Italian  | 
| pt | Portuguese | 
| fr | French | 
| ja | Japanese | 
| ko | Korean | 
| hi | Hindi | 
| ar | Arabic | 
| zh | Chinese (simplified) | 
| zh-TW | Chinese (traditional) | 

**Note**  
Amazon Comprehend identifies the language using identifiers from RFC 5646 — if there is a 2-letter ISO 639-1 identifier, with a regional subtag./ If necessary, it uses that. Otherwise, it uses the ISO 639-2 3-letter code.  
For more information about RFC 5646, see [Tags for identifying languages](https://tools.ietf.org/html/rfc5646) on the *IETF Tools* web site.



## Languages supported by Amazon Comprehend features
<a name="supported-languages-feature"></a>


| Feature | Supported languages | 
| --- | --- | 
|  [Dominant language](how-languages.md)  |  See [Dominant language](how-languages.md).  | 
|  [Entities](how-entities.md)  |  All supported languages.  | 
|  [Key phrases](how-key-phrases.md)  |  All supported languages.  | 
|  [Detecting PII entities](how-pii.md)  |  English and Spanish.  | 
|  [Labeling PII entities](how-pii-labels.md)  | English and Spanish. | 
|  [Sentiment](how-sentiment.md)  |  All supported languages.  | 
|  [Targeted sentiment](how-targeted-sentiment.md)  |  English.  | 
|  [Syntax analysis](how-syntax.md)  |  German (de), English (en), Spanish (es), French (fr), Italian (it), and Portuguese (pt).   | 
|  [Topic modeling](topic-modeling.md)  |  Not dependent on the language used. Doesn't support character-based languages such as Chinese, Japanese, and Korean.  | 
|  [Custom classification](how-document-classification.md)  |  Plain-text models support the following languages: German (de), English (en), Spanish (es), French (fr), Italian (it), and Portuguese (pt). [Native document models](training-classifier-model.md) support English documents only.  | 
|  [Custom entity recognition](custom-entity-recognition.md)  |  German (de), English (en), Spanish (es), French (fr), Italian (it), and Portuguese (pt). Custom Entity Recognition for PDF and Word supports English documents only.  |