Difference between Awfully and Frightfully

AWFULLY vs FRIGHTFULLY: ADVERB

Of a dreadful kind
In a terrible manner
In an awful manner; in a manner to fill with terror or awe; fearfully; reverently.
Very; excessively.
In a manner inspiring awe.
Reverently.
Used as intensifiers
Very; exceedingly; extremely; excessively.
Fearfully.
Badly, terribly.

Too, Quite, Extremely, Very, Unbelievably, Incredibly, Pretty, Rottenly, Abominably, Abysmally, Atrociously, Dreadfully, Horribly, Frightfully, Terribly

Enormously, Woefully, Hopelessly, Appallingly, Embarrassingly, Horribly, Unbelievably, Painfully, Incredibly, Shockingly, Dreadfully, Terrifyingly, Awful, Awfully, Terribly

Amazingly, Insanely, Really, Too, Quite, Extremely, Very, Unbelievably, Incredibly, Pretty, Abysmally, Dreadfully, Horribly, Frightfully, Terribly

Badly, Tremendously, Woefully, Hopelessly, Appallingly, Embarrassingly, Horribly, Unbelievably, Painfully, Incredibly, Dreadfully, Terrifyingly, Awful, Awfully, Terribly

Every object in the narrow cell is too frightfully real to admit of doubt or mistake.
Take on terrifying haunts and thrills as the sun goes down at this frightfully fun event.
It is frightfully dangerous for people to go straying about in those Alpine precipices without guides.
Its frightfully formulaic, with nary a twist or turn on the patented mockumentary form.
This incites a kaleidoscope of optimism for those who find tech minds frightfully insular.
Featuring a twist mechanism and sculpted Zero topper, it will be frightfully useful.
With these games and activities, your Halloween event will be frightfully fun.
We took a walk in town and were frightfully bored.
The late Mr Pargeter had trained her frightfully well.
Rubin is asking you something frightfully general about black people, and your mouth is moving with a frightfully general answer.