In the sentence The vase was broken What part of speech is broken?

In the sentence "The vase was broken", the word "broken" is the past participle of the verb "break".

Here's why:

* Verb: The base form of the word is "break" which is a verb (action word).

* Past participle: "Broken" is used to form the passive voice ("The vase was broken" - the vase was acted upon) or in perfect tenses ("The vase has been broken").

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