caustically
caus-ti-cal-ly
adverb
In a critical, sarcastic, or biting manner, often with a burning effect.
"She caustically remarked on his poor performance."
Thesaurus
Synonyms: vitriolically
caus-ti-cal-ly
In a critical, sarcastic, or biting manner, often with a burning effect.
"She caustically remarked on his poor performance."
Synonyms: vitriolically