What part of speech is test?

"Test" can be multiple parts of speech, depending on how it's used in a sentence. Here are some examples:

* Noun: "I took a test on math." (The word "test" is the object of the verb "took").

* Verb: "The engineer will test the bridge's strength." ("Test" is the action being performed)

* Adjective: "The test results were good." ("Test" modifies the noun "results")

So, to know the exact part of speech, you need to see the sentence it's used in!