from that time on;
"thereafter he never called again"
- They traveled by train to the coast and thenceforth by boat to China.
- He'll be looking for a new secretary thenceforth.
- Women are given the same rights as men; thenceforth they can vote.
- See you on Thursday - we'll be able to discuss it thenceforth.
- Thenceforth he became known as the Lord Protector.