غامض in English:

His speech was ambiguous.

We were confused by the ambiguous wording of the message.

My question was ambiguous, but he knew what I meant.

Our words are potentially ambiguous.

an ambiguous statement

Bill Clinton spoke in ambiguous language when asked to describe his relationship with Monica Lewinsky.

He may well just say something ambiguous again.

„the question is rather ambiguous”

I love to figure things out, but the end result of what I'm doing is really completely ambiguous.

Frustrated by ambiguous instructions, the parents were unable to assemble the toy.

However, West would keep her age ambiguous for several more years.

That’s a rather ambiguous remark – what exactly do you mean?

Had her ambiguous answer been a yes or a no?

So is the fadeout - an ambiguous smirk by the real culprit and killer.

His ambiguous reply made her all the more irritated.

He was a quiet, inscrutable man

"She's inscrutable even to people who know her extremely well."

Of course, it also sometimes happens that a dream remains entirely inscrutable even after an hour of intense discussion.