---
title: referentConcept
framework: foundation
role: symbol
role_heading: Type Property
path: foundation/nsattributedstring/key/referentconcept
---

# referentConcept

An attribute key whose value indicates the referent concept for inflection.

## Declaration

```swift
static let referentConcept: NSAttributedString.Key
```

## See Also

### Getting translation-related attribute keys

- [languageIdentifier](foundation/nsattributedstring/key/languageidentifier.md)
- [morphology](foundation/nsattributedstring/key/morphology.md)
- [inflectionRule](foundation/nsattributedstring/key/inflectionrule.md)
- [inflectionAlternative](foundation/nsattributedstring/key/inflectionalternative.md)
- [agreeWithArgument](foundation/nsattributedstring/key/agreewithargument.md)
- [agreeWithConcept](foundation/nsattributedstring/key/agreewithconcept.md)
- [localizedNumberFormat](foundation/nsattributedstring/key/localizednumberformat.md)