Synonyms for Staggering:

adj.

all (adjective)
astounding, stupefying, astonishing.
astonishing (adjective)
impressive, stupefying, extraordinary.
dizzy (adjective)
unsteady.
formidable (adjective)
tremendous, overpowering.
groggy (adjective)
swaying.
inconceivable (adjective)
unbelievable.
marvelous (adjective)
remarkable, phenomenal.
mind-blowing (adjective)
overwhelming.
staggering (adjective)
mind-blowing, astonishing, mind-boggling, astounding.
surprising (adjective)
unexpected, astonishing.

n.

phenomenal, earth-shattering, extraordinary, unexpected, sensational, remarkable. mind-boggling, surprise, big, excite, mind-blowing. overwhelming, towering, overpowering. monstrous (noun)
tremendous, huge, unbelievable, large.
staggering (noun)
astounding, stumbling, unsteady, stupefying, lurching, astonishing, impressive, weaving.

v.

oscillating (verb)
oscillating, throbbing, ticking, Seesawing, Wagging, pulsating, pulsing, swaying, vibrating, wobbling, Undulating, Bobbing, fluctuating, tottering, beating, alternating, teeter-tottering, trembling, radiating, vacillating, Rocking.
stagger (verb)
surprise.
stumbling (verb)
stumbling, faltering, Hobbling, limping.

Other synonyms:

mind-boggling, unbelievable, earth-shattering, unexpected, remarkable, mind-blowing, phenomenal. overpowering, extraordinary. towering, overwhelming. surprise. Other relevant words:
extraordinary, impressive, stupefying, big, towering, lurching, mind-boggling, huge, weaving, tremendous, astounding, unbelievable, overpowering, earth-shattering, mind-blowing, unsteady, sensational, overwhelming, phenomenal, remarkable, astonishing, unexpected, large.

Usage examples for staggering

  1. A man is staggering under the weight of a woman, who is on his back. – Vanishing England by P. H. Ditchfield
  2. John Halifax closed the hall- door and came in- unsteadily- staggering – John Halifax, Gentleman by Dinah Maria Mulock Craik
  3. Once he smashed his great fist full into Langham's face, and though the blow sent the lawyer staggering across the bridge, he recovered himself quickly and rushed back to renew the fight. – The Just and the Unjust by Vaughan Kester