> ## Documentation Index
> Fetch the complete documentation index at: https://docs.abbyy.com/llms.txt
> Use this file to discover all available pages before exploring further.

# SpellReplacement Object (ISpellReplacement Interface)

> SpellReplacement object (ISpellReplacement interface) in ABBYY FineReader Engine Visual Components on Windows — This object represents a words pair.

<Warning>
  Visual Components are implemented in FRE for Windows.
</Warning>

This object represents a words pair. The first word in the pair is the source word which is replaced during spell checking, the second one is the replacement.

## Properties

| Name        | Type                                                                                         | Description                |
| ----------- | -------------------------------------------------------------------------------------------- | -------------------------- |
| Source      | [SpellWord](/fine-reader/engine/visual-components-reference/supplementary-objects/spellword) | Specifies the source word. |
| Replacement | [SpellWord](/fine-reader/engine/visual-components-reference/supplementary-objects/spellword) | Specifies the replacement. |

## Methods

| Name                                                                                                                  | Description                                                                                           |
| --------------------------------------------------------------------------------------------------------------------- | ----------------------------------------------------------------------------------------------------- |
| [CopyFrom](/fine-reader/engine/visual-components-reference/supplementary-objects/spellwordcollection/copyfrom-method) | Initializes the properties of the current object with values of similar properties of another object. |

## Output parameter

This object is the output parameter of the [Item](/fine-reader/engine/visual-components-reference/supplementary-objects/spellwordcollection/item-method) method of the [SpellReplacementCollection](/fine-reader/engine/visual-components-reference/supplementary-objects/spellreplacementcollection) object.

## Input parameter

This object is the input parameter of the [Add](/fine-reader/engine/visual-components-reference/supplementary-objects/spellwordcollection/add-method), [Insert](/fine-reader/engine/visual-components-reference/supplementary-objects/spellwordcollection/insertat-method) methods of the [SpellReplacementCollection](/fine-reader/engine/visual-components-reference/supplementary-objects/spellreplacementcollection) object.

## See also

[SpellReplacementCollection](/fine-reader/engine/visual-components-reference/supplementary-objects/spellreplacementcollection)