As a verb unzipped
is past tense of unzip.
As an adjective unlipped is
not provided with a lip.
unzipped
English
Verb
(head)
(unzip)
unzip
English
Verb
to open something using a zipper.
to come open by means of a zipper.
To decompress a zip file
Antonyms
*zip up
unlipped
English
Adjective
(-)
Not provided with a lip. 