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# spellServer(_:suggestCompletionsForPartialWordRange:in:language:)

This delegate method returns an array of possible word completions from the spell checker, based on a partially completed string and a given range.

```
optional func spellServer(_ sender: NSSpellServer, suggestCompletionsForPartialWordRange range: NSRange, in string: String, language: String) -> [String]?
```

## Parameters

`sender`

The `NSSpellServer` object that sent this message.

`range`

The range of the partially completed word.

`string`

The string containing the partial word range.

`language`

The language to use for the completion.

## Return Value

An array of `NSString` objects indicating possible completions.

## See Also

  <doc://com.apple.documentation/documentation/AppKit/NSSpellChecker/completions(forPartialWordRange:in:language:inSpellDocumentWithTag:)>


---

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