* Adjective: Describing something that applies to everyone or everything.
* Example: "The Declaration of Independence proclaimed universal rights."
* Noun: A universal concept, principle, or law.
* Example: "Love is a universal emotion."
* Adverb: Meaning "in all cases" or "everywhere."
* Example: "The rule is universally applicable."
To determine the part of speech, you need to look at the context in which the word is used.