Below are the words that matched your query...
Unimpeded
- not slowed or prevented; "a time of unimpeded growth"; "an unimpeded sweep of meadows and hills afforded a peaceful setting"
Unclogged
- freed of obstructions; "an unclogged drain"
- become or cause to become unobstructed; "The chemical that we poured down the drain unclogged it"
Unsavory
- morally offensive; "an unsavory reputation"; "an unsavory scandal"
- not pleasing in odor or taste
Unsavoury
- morally offensive; "an unsavory reputation"; "an unsavory scandal"
- not pleasing in odor or taste
Unoffending
- not causing anger or annoyance; "inoffensive behavior"
- not offending; "an unoffending motorist should not have been stopped"
Unapologetic
- unwilling to make or express an apology; "an unapologetic believer"
Unofficial
- not having official authority or sanction; "a sort of unofficial mayor"; "an unofficial estimate"; "he participated in an unofficial capacity"
- not officially established; "the early election returns are unofficial"
Unsanctioned
- without explicit official permission; "unsanctioned use of company cars"
Unconfirmed
- not finally established or settled;
Unestablished
- not established; "a reputation as yet unestablished"