From the given options choose the one which is opposite in meaning to the word given below 

OBVIOUS

Obscure

The word that is opposite in meaning to obvious is obscure.

• Obvious means easy to see or understand; clear or plain.
• Obscure means difficult to see or understand; unclear or vague.

The other options are not opposites of obvious.

• Difficult means not easy to do or understand.
• Uncertain means not sure or definite.
• False means not true or correct.