---
title: ToolRouter — Agent Use Case Guide
description: Step-by-step guide for completing a task with a specific AI agent using ToolRouter.
url: https://toolrouter.com/tools/dictionary-words/use-cases/research-word-etymology/openclaw
---
# How to Research Word Etymology with OpenClaw

OpenClaw extracts etymological data in structured formats for building educational content and language tools. Process word lists in batch to generate etymology databases, create historical word timelines, and build language learning features that show connections between related word families programmatically.

## Setup

openclaw mcp add toolrouter -- npx -y toolrouter-mcp

## Steps

1. Connect ToolRouter: openclaw mcp add toolrouter -- npx -y toolrouter-mcp
2. Ask OpenClaw: "What is the etymology of the word disaster?"
3. OpenClaw returns the word origin and history
4. Ask: "What other words come from the same root?"
5. Build connections between related words

## Example Prompt

```
Look up the etymology of "salary." Where does the word come from?
```

## Tips

- Etymology reveals surprising connections between seemingly unrelated words
- Latin and Greek roots appear in many English words -- learning them unlocks patterns
- Use etymology to make vocabulary lessons more engaging and memorable
