i think the word zipped is not a adjective
He zipped up his jacket.
Zepped is not a grammatical word in English.Did you mean the word zipped? Zipped is the past tense of the verb zip.
Zip
Zip, zipped and zipper
Zip, zipped and zipper
Zip, zipped, or zipping possibly? i.e. That car zipped past me like a speeding bullet!
The past participle of "zip" is "zipped."
It is an adjective.It is a an adjective.
A word is a thing. The word 'word' is a noun.
A "zipped folder" in Windows is a compressed ZIP archive.
The word beautiful is an adjective.
The word this is a demonstrative adjective.