Synonyms of unregistered

Adjective

1. unregistered (vs. registered)

usage: (of animals) not recorded with or certified by an official breed association; "unregistered dairy cattle"

2. unregistered (vs. registered), unlisted

usage: not registered; "an unregistered citizen"

3. unregistered, undocumented (vs. documented)

usage: (a boat or vessel) not furnished with official documents