# SynonymListCollection.Add Method

> Adds objects of type SynonymList to the collection.

- **Product:** TX Spell .NET for WPF
- **Section:** Reference
- **Kind:** Method
- **Introduced:** 7.0
- **Namespace:** `TXTextControl.Proofing`
- **Package:** `TXTextControl.TXSpell.WPF.SDK` (assembly `TXSpell.dll`, from the private NuGet feed or Text Control Offline Packages)
- **Package:** `TXTextControl.TXSpell.Core.SDK` (assembly `TXSpell.dll`, from the private NuGet feed or Text Control Offline Packages)
- **.NET Framework:** reference `TXSpell.dll` from the setup
- **Path:** TX Spell .NET for WPF > Reference > TXTextControl.Proofing > SynonymListCollection.Add Method
- **Web URL:** https://docs.textcontrol.com/tx-spell-dotnet-wpf/reference/txtextcontrol-proofing/synonymlistcollection/add-method/
- **LLMs URL:** https://docs.textcontrol.com/tx-spell-dotnet-wpf/reference/txtextcontrol-proofing/synonymlistcollection/add-method/llms.txt
- **LLMs-Full URL:** https://docs.textcontrol.com/tx-spell-dotnet-wpf/reference/txtextcontrol-proofing/synonymlistcollection/add-method/llms-full.txt

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## On This Page

- [Description](https://docs.textcontrol.com/tx-spell-dotnet-wpf/reference/txtextcontrol-proofing/synonymlistcollection/add-method/#description)
- [Syntax](https://docs.textcontrol.com/tx-spell-dotnet-wpf/reference/txtextcontrol-proofing/synonymlistcollection/add-method/#syntax)
- [Parameters](https://docs.textcontrol.com/tx-spell-dotnet-wpf/reference/txtextcontrol-proofing/synonymlistcollection/add-method/#parameters)
- [Return Value](https://docs.textcontrol.com/tx-spell-dotnet-wpf/reference/txtextcontrol-proofing/synonymlistcollection/add-method/#return-value)
- [Examples](https://docs.textcontrol.com/tx-spell-dotnet-wpf/reference/txtextcontrol-proofing/synonymlistcollection/add-method/#examples)

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## Nearby

- **Previous:** [SynonymListCollection Class](https://docs.textcontrol.com/tx-spell-dotnet-wpf/reference/txtextcontrol-proofing/synonymlistcollection/llms.txt)
- **Next:** [SynonymListCollection.GetItem Method](https://docs.textcontrol.com/tx-spell-dotnet-wpf/reference/txtextcontrol-proofing/synonymlistcollection/getitem-method/llms.txt)