staggeringly

staggering +‎ -ly

staggeringly (comparative more staggeringly, superlative most staggeringly)

1. (degree) To a breathtaking degree.
   • 1982, Douglas Adams, Life, the Universe and Everything, page 111:

     "Yes," said Slartibartfast, "staggeringly dull. Bewilderingly so."

   • 2005, Sean Dooley, The Big Twitch, Sydney: Allen and Unwin, page 254:

     Barely a bird and definitely none of my target species greeted the morning so I cut my losses and headed north through the staggeringly vast emptiness of the Outback.

   The ancient city was staggeringly beautiful.

   • July 18 2012, Scott Tobias, AV Club The Dark Knight Rises

     As The Dark Knight Rises brings a close to Christopher Nolan’s staggeringly ambitious Batman trilogy, it’s worth remembering that director chose The Scarecrow as his first villain—not necessarily the most popular among the comic’s gallery of rogues, but the one who set the tone for entire series.

   • 2022 February 23, Benedict le Vay, “Part of rail's past... present... and future”, in RAIL, number 951, page 54:

     Green can be a double-edged sword. Does it make sense for an eco-warrior to arrive at (say) the North Yorkshire Moors Railway in his Tesla electric car, get out in his low-carbon vegan trainers, and then step into a 19th century means of transport that is staggeringly inefficient and pretty darn polluting?

2. (manner) Moving with a stagger.

   He made his way staggeringly to the bar.