frantically

adverb2

1. •
   In a frantic manner.

   • He searched frantically for his passport before the flight.
2. •
   (slang, no longer used) Extremely; terribly.

   • "Oh yes; come in, Mr Carrados," she exclaimed graciously. "We are not quite strangers, you know. You found out something for Aunt Pigs; I forget what, but she was most frantically impressed." — 1914