Here are some:
I saw an obvious [I Understood] cat in the city.
You have Obvious [Recognized] Ideas.
I see a little bug with a magnifying glass obviously [Easily].
It's obvious that you don't know how to use the word obvious in a sentence because you asked a question on how to use it.
It was obvious to tell a crook from a regular person
i am obvious about this situation
The noun in the sentence "Her nervousness was obvious to everyone" is "nervousness." It refers to the state or feeling of being anxious or apprehensive. This noun serves as the subject of the sentence, indicating what was obvious to others.
I think it's rather obvious. The obvious solution is the simplest, in this case.
Its really obvious that today was not going to be a good day.
This seems to have an obvious answer. The answer was obvious to all present.
I would think in this case, the answer would be obvious.
The puppy is the obvious culprit.
I came to the obvious conclusion to use answers.com to get this sentence
No, It's very obvious.
It was obvious by her build that she was a weightlifter.