Fantastically scathing Synonyms

Definitions for Fantastically

(adverb) to a great degree
(adverb) exceedingly ; extremely

Synonyms for phrase

FS abbreviation

FS is an abbreviation for Fantastically Scathing

What does FS stand for?

FS stands for "Fantastically Scathing"

Definitions for Scathing

(adjective) marked by the use of wit that is intended to cause hurt feelings
(adjective) marked by harshly abusive criticism