Meaning: Lacking a sense of right and wrong.

Part of speech: adjective

Example: His amoral behavior shocked everyone.

Category: Ethics

Synonyms:

• unethical
• immoral

Antonyms:

• ethical
• moral

Meaning: The belief that animals should be treated with respect and not exploited.

Part of speech: noun

Example: Animal rights activists campaign for better treatment of animals.

Category: Ethics

Synonyms: animal welfare

Meaning: The use of animals in experiments to test products or drugs.

Part of speech: noun

Example: Animal testing is a controversial practice.

Category: Ethics

Synonyms: animal experimentation