Imprisoned is an antonym of unimprisoned.
As a verb imprisoned
is (imprison).
As an adjective unimprisoned is
not imprisoned.
imprisoned
English
Verb
(head)
(imprison)
imprison
English
Alternative forms
* emprison
Verb
(
en verb)
To put in or as if in prison; confine.
Synonyms
* bang up
* gaol, jail
* lock up
* put away
* (British, colloquial) sent to the Tower “imprisoned”
* See also
Derived terms
* imprisoner
* imprisonment
unimprisoned
English
Adjective
(-)
Not imprisoned.
Synonyms
* free
Antonyms
* imprisoned