What part of speech is the word found?

The word "found" can be several parts of speech, depending on how it's used in a sentence:

* Verb (past participle): "The lost dog was found by the park ranger."

* Verb (past tense): "I found my keys under the couch."

* Adjective: "The found object was a valuable antique."

To determine the correct part of speech, you need to consider the context of the sentence.