An example of innocuous is playful teasing between friends.
An innocuous insect.
An innocuous speech.
They were innocuous pieces of code.
The conversation was innocuous and she wasn't identified by name.
Why did I react the way I did to a relatively innocuous creature?
I disagree with Nick here, the 1st foul looked innocuous, the second barely worth a booking.
In medicine it is employed as an aperient, and is one of the safest and most innocuous known.