Key

adj. capable, thoughtful professional

What it means

Having a decisive or especially important role in a result.

Reach for it when identifying a factor that materially affects success

Clear ownership was key to finishing the repairs before winter.

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.
everyday
warm
professional
formal
  • everyday

    central

    Fits when the element sits at the heart of the explanation

    Careful Central concerns focus, not necessarily practical impact.

  • everyday

    essential

    Fits when success is impossible without the thing named

    Careful Essential is absolute; key can allow several important contributors.

  • warm

    vital

    Fits when importance is urgent and tied to wellbeing

    Careful Vital sounds excessive for a replaceable contribution.

  • professional

    pivotal

    Fits when one choice changes the direction of events

    Careful Pivotal fits turning points better than a steady requirement.

  • professional

    strategic

    Fits when importance comes from advancing a wider plan

    Careful Strategic positioning does not make something inherently key.

  • formal

    crucial

    Fits when the matter may decide success or failure

    Careful Crucial raises the stakes beyond something merely influential.

  • formal

    indispensable

    Fits when no substitute could serve the same function

    Careful Use it only when the subject truly cannot be replaced.

Opposites 3

  • minor
  • irrelevant
  • optional

Common phrases 3

  • key role

    Local nurses played a key role in designing the clinic route.

  • key insight

    One key insight helped the group simplify the entire process.

  • key ingredient

    Patience was the key ingredient in rebuilding trust.

Definitions and examples are written for this site. How words are chosen Recording: Dvortygirl, American accent, from Wikimedia Commons, CC BY-SA 3.0 Updated