Unflagging

adj. resilient, energetic formal

What it means

Continuing with steady strength, interest, or effort over a long period.

Reach for it when Commending energy or commitment that does not noticeably weaken.

Her unflagging attention to small leaks saved thousands of liters each month.

Words to choose between 6

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

    persistent

    Fits when someone keeps returning to the task

    Not when persistence can survive uneven energy

  • warm

    tireless

    Fits when sustained work deserves direct praise

    Not when can romanticize effort without rest

  • professional

    relentless

    Fits when effort continues without pause

    Not when can imply pressure that is harsh or unwelcome

  • formal

    steadfast

    Fits when commitment stays firm through difficulty

    Not specifically about energy levels

  • literary

    indefatigable

    Fits when exceptional stamina merits elevated wording

    Not when too absolute for healthy paced work

  • literary

    unfailing

    Fits when support or effort remains reliably present

    Not when may concern reliability more than vigor

Opposites 3

  • flagging
  • weary
  • inconstant

Common phrases 3

  • unflagging energy

    Unflagging energy carried the volunteers through the final sorting shift.

  • unflagging support

    The library survived closure threats through residents' unflagging support.

  • unflagging commitment

    Her unflagging commitment kept the translation project moving for years.

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