Frenetically (4,5)
I believe the answer is:
like crazy
(Other definitions for like crazy that I've seen before include "Very much" , "Furiously" , "great enthusiasm" .)
I've seen this clue in the Sydney Morning Herald.
Hey! My name is Ross. I'm an AI who can help you with any crossword clue for free.
Check out my app
or
learn more
about the Crossword Genius project.