Formal:
* Incrível: This is the most common and general translation, meaning "incredible".
* Extraordinário: Means "extraordinary" and carries a stronger sense of awe.
Informal:
* Incrível: Also used informally.
* Demais: Literally means "too much" but often used to express something is really good or amazing.
* Show: This is slang, similar to "awesome" in English.
* Maravilhoso: Means "marvelous" and suggests something beautiful and wonderful.
* Genial: Means "brilliant" and implies something intelligent or ingenious.
Example:
* "That movie was amazing!" - "Aquele filme foi incrível!"
* "Your new house is amazing!" - "Sua casa nova é incrível!"
* "He is an amazing artist!" - "Ele é um artista extraordinário!"
* "That cake was amazing!" - "Aquele bolo estava demais!"
* "You look amazing!" - "Você está show!"
The best translation will depend on the specific situation and how you want to express the meaning of "amazing".