英会話のコツ: Therefore , Thereby & Thereafter.

Last year it was raining one day, therefore I took my umbrella to work. The rain got heavy and thereby delaying my JR train by 30 minutes. It was very irritating so thereafter I started taking my car to work.  

These expressions can be confusing and are often a source of mistakes but here are some examples to explain how to tell the difference between them.

Therefore means = because of/ as a result.

  • It was raining therefore I took my umbrella→ Because of the rain I took my umbrella.

  • The train was canceled therefore I had to walk →  the train was canceled, because of that I had to walk

Thereby means =  by doing that.

  • The man stood in front of the door thereby blocking the entrance → The man stood in front of the door and by doing that he blocked the entrance.

  • I turned on the air conditioner thereby making the room cooler  → I turned on the air conditioner and by doing that I made the room cooler.  

Thereafter means = after that , following, then.

  • I studied at a university and thereafter I worked as a businessman → I studied at a university and then I worked as a businessman.

  • I got a good discount on pizza at dominos so thereafter I started buying from them → I got a good discount on pizza at dominos so after that I started buying from them.  

While confusing at first using these expressions can give variety to your English!!!