Afterward vs Thereafter

When to use each in English, with meaning, register, and examples.

 AfterwardThereafter
MeaningAt a later time; after something else has happened.after that time
Register-formal
CEFR levelB1C1
Part of speechadverb
Usage notesUse 'afterward' for neutral contexts. Avoid in very formal writing; use 'subsequently' instead.Used primarily in writing, particularly in formal contexts such as academic papers or literature. It is less common in everyday spoken language. Avoid using it in casual conversations.

Frequently asked questions: Afterward vs Thereafter

What's the difference between "Afterward" and "Thereafter"?

"Afterward" means: At a later time; after something else has happened. "Thereafter" means: after that time

When should I use "Afterward" and "Thereafter"?

"Thereafter" is formal.

Are "Afterward" and "Thereafter" the same CEFR level?

"Afterward" is at B1, "Thereafter" is at C1 on the CEFR scale.

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