FreeVocabulary
Caustic
/ˈkɔː.stɪk/ adjective mediumBitterly sarcastic and cutting in tone; also, chemically corrosive.
Her caustic remarks about his cooking left him too embarrassed to ever invite her over again.
Memory Trick
Caustic soda burns straight through skin; caustic remarks burn just as sharply, leaving behind emotional damage instead of physical.