Uncompleted vs Sketchy - What's the difference?

As adjectives the difference between uncompleted and sketchy

is that uncompleted is not completed while sketchy is roughly or hastily laid out; intended for later refinement.

(-)

Not completed.

The word often carries the connotation of "the result of a failure to complete", rather than just incomplete.

(er)

Roughly or hastily laid out; intended for later refinement.

The first draft included a sketchy design.

Resembling a comedy sketch, of sketch quality.

(slang) Of questionable or doubtful quality.

The sketchy repair job did not look like it would hold.

(slang, of a person) Suspected of taking part in illicit or dishonorable dealings.

Because he is so sketchy , I always think that he is up to something.

(slang, of a person) Disturbing or unnerving, often in such a way that others may suspect them of intending physical or sexual harm or harassment.

Jack is so sketchy , I think he's stalking me.

* dicey * dodgy * seedy * shady