caustic
Say it: KAW-stik /ˈkɔːstɪk/ · adjective
What “caustic” means
Using sarcasm so harshly that it hurts.
More precisely: Sarcastic in a scathing, hurtful way.
When to use it
Use it for scathing remarks that sting their target; it suggests stronger hostility than ordinary dry humour.
Memory trick
Caustic chemicals burn: caustic remarks can sting like a verbal burn.
It can also mean
It also describes chemicals that can burn or eat away materials.
Similar words
scathing, biting, acerbic
Where it comes from
From Greek kaustikos, 'capable of burning'.
Quick check
Someone sneers, “Even a sleepy toddler could do better,” leaving the nervous beginner visibly upset. The comment is…
caustic or constructive?
Show the answer
caustic
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