Untrue
Part of speech: adjective
Definition: False; not true.
Example sentence: It gets embarrassing to say something untrue because you put it online and everyone knows about it, so it's better to tell the truth.
Uneven
Part of speech: adjective
Definition: Not evenNot level or smoothNot uniformVarying in quality
Example sentence: I liked 'The Help,' and I love Viola Davis. But I didn't think that film was a great film; I thought that was a very uneven film. I thought the Southern women were so caricatured that it was kind of like 'Harper Valley PTA' or something like that.