---
title: kSKStopWords
framework: Core Services
role: symbol
role_heading: Global Variable
platforms: [macOS 10.3+]
path: coreservices/kskstopwords
---

# kSKStopWords

A set of stopwords—words not to index. Specified as a CFSet object. There is no default stopword list. You must supply your own.

## Declaration

```swift
let kSKStopWords: CFString!
```