Ensure

v. capable, thoughtful professional

What it means

To take action that makes a required result certain or reliably secure.

Reach for it when describing a safeguard intended to prevent the desired outcome from being missed

A second sign-off will ensure that every valve is reopened in sequence.

Words to choose between 7

By register, from playful at the top to literary at the bottom. Tap a word to see when it fits.
playful
everyday
professional
formal
literary
  • playful

    lock in

    Fits when fixing an outcome or agreement suits informal business speech

    Careful The phrase can suggest inflexibility and is inappropriate for human welfare.

  • everyday

    make sure

    Fits when a direct conversational phrase is clearest

    Careful The phrase is less formal and can refer to checking rather than causing certainty.

  • professional

    safeguard

    Fits when protection against loss or harm is central

    Careful Safeguarding preserves an existing good and may not create the result.

  • professional

    secure

    Fits when the result must be obtained and protected

    Careful Secure emphasizes gaining or fastening something, not every kind of assurance.

  • formal

    certify

    Fits when an authorized check formally attests compliance

    Careful Certification records a judgment and cannot itself ensure future performance.

  • formal

    guarantee

    Fits when an explicit promise or complete certainty is justified

    Careful Guarantee is stronger and legally risky when outside factors remain.

  • literary

    see to it

    Fits when personal responsibility for follow-through is emphasized

    Careful The expression is conversational and may sound commanding.

Opposites 4

  • jeopardize
  • risk
  • neglect
  • prevent

Common phrases 3

  • ensure safety

    Independent testing will help ensure safety before the public opening.

  • ensure access

    A staffed side entrance can ensure access during the lift repair.

  • ensure that

    Please ensure that the final name matches the signed form.

Definitions and examples are written for this site. How words are chosen Recording: Vealhurl, Southern England accent, from Wikimedia Commons, CC BY-SA 4.0 Updated