What is the part of speech of the word "bliss"?
noun
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The word "bliss" is a noun.
To determine the part of speech of a word, you can consult a dictionary. Most dictionaries provide not only the definition of a word but also its part of speech.
One popular online dictionary you can use is Merriam-Webster (www.merriam-webster.com). By searching for the word "bliss" in their dictionary, you will find that it is categorized as a noun. Use the definition and any additional information provided by the dictionary to further understand the word.