Examples of use of Caustic
1. He was shrewd, caustic, competitive and ingenious.
2. Bloggers digital diarists are sparky, caustic, cynical, healthy and democratic.
3. Some entries are more personal and, occasionally, caustic.
4. Harris‘s temper and caustic tongue were to become legendary.
5. Arabic newspapers in the region, meanwhile, were caustic in their comments on the conference, reports AFP.