Unflagging antonyms | adjectives

Antonyms for Unflagging as a Adjective

• inconstant

  persistent
• changing

  persistent
• tired

  persistent
• weary

  persistent
• variable

  persistent
• wavering
• weak
• flagging
• indolent
• lackadaisical
• laggard
• lazy
• listless
• shiftless
• slothful
• sluggish
• apathetic
• casual
• desultory
• languid
• spiritless
• beat
• broken
• burned-out
• done in
• drained
• enervated
• jaded
• overtaxed
• overworked
• played out
• sapped
• spent
• tuckered
• tuckered out
• wearied
• worn-out