frightfully

comparative more frightfully · superlative most frightfully

1. In a frightful manner.
2. CommonwealthUKcolloquialVery, extremely.

   It all went frightfully quickly.

   2 more examples

   Millicent married Creake after a very short engagement. It was a frightfully subdued wedding—more like a funeral to me.

   1914, Ernest Bramah [pseudonym; Ernest Brammah Smith], Max Carrados

   "Really!" he said, collapsing into lassitude. "It's too frightfully hot for singing."

   1930, Norman Lindsay, Redheap, Sydney, N.S.W.: Ure Smith, →OCLC, page 199