Similar in meaning:
* Irony: This is often used interchangeably with sarcasm, but it can also be used in a broader sense to describe situations where the outcome is the opposite of what is expected.
* Satire: This is a form of humor that uses irony or exaggeration to criticize something.
* Mockery: This implies a more direct and harsh form of sarcasm, often used to ridicule someone or something.
Less direct synonyms:
* Dry humor: This is a subtle form of humor that relies on understatement and deadpan delivery.
* Wry humor: This is a type of humor that is both witty and ironic.
The best synonym for sarcasm will depend on the specific context and the intended tone.