What Is Another Way to Say “At Once”?

Looking for synonyms for at once? We’ve got you covered!

Here’s a list of other ways to say at once.

  • Immediately
  • Instantly
  • Directly
  • Right away
  • Without delay
  • Promptly
  • Forthwith
  • Straight away
  • Swiftly
  • Posthaste

Want to learn how to say at once professionally? Keep reading for examples and use cases.

1. Immediately

“Immediately” is used to indicate action without any delay, often in urgent or important situations.

  • Example: The manager requested that the issue be addressed immediately to avoid further complications.

2. Instantly

“Instantly” conveys the idea of something happening right at the moment it is triggered, with no perceptible delay.

  • Example: The system instantly updates the data as soon as new information is entered.

3. Directly

“Directly” suggests proceeding without any pause or deviation, often used in instructions or commands.

  • Example: Please report directly to the conference room upon your arrival.

4. Right away

“Right away” implies immediate action or response, similar to “immediately” but often used in a less formal context.

  • Example: The technician started working on the problem right away.

5. Without delay

“Without delay” emphasizes the absence of any waiting period or hesitation before taking action.

  • Example: The team implemented the changes without delay to meet the project deadline.

6. Promptly

“Promptly” is often used to describe actions taken quickly and efficiently, usually within a given or expected timeframe.

  • Example: The staff responded promptly to the customer’s inquiry.

7. Forthwith

“Forthwith” is a more formal term, indicating immediate action, often found in legal or official contexts.

  • Example: The committee was instructed to cease all activities forthwith.

8. Straight away

“Straight away” means taking action immediately, in a straight or direct manner, without any detour or delay.

  • Example: He began processing the order straight away to ensure timely delivery.

9. Swiftly

“Swiftly” implies quickness and speed in action or movement, often used to describe efficient processes or reactions.

  • Example: The team swiftly adapted to the new regulations imposed by the government.

10. Posthaste

“Posthaste” is a somewhat archaic term, suggesting great speed and urgency in completing a task.

  • Example: The financial reports must be completed and submitted posthaste.

Linda Brown