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

DECENT

Indecent.

The word that is opposite in meaning to decent is indecent.

• Decent means respectable and in accordance with accepted standards of behavior.
• Indecent means not decent; offensive to accepted standards of decency or morality.

The other options are not opposites of decent.

• Simple means uncomplicated or unsophisticated.
• Gentle means kind, mild, or non-violent.
• Honest means truthful and fair.