There are quite a few of them. Most of them pertain to nature and chemistry. I can list a few here. Acoustic Acidic Achromatic I found this great site that lists a lot. http://www.morewords.com/ends-with/ic/
The suffix 'ic' means 'of or pertaining to' and examples would be: pathetic, scientific, historic, artistic, enthusiastic, etc.
volcanic, robotic, metallic
The suffix for idiopathic is "-ic" which means "pertaining to."
One suffix for smell is "-ic", which can be added to create words like "aromatic" or "acridic".
The suffix of antigenic is -ic.
The suffix of "authentic" is "-ic."
The suffix in "dramatic" is "-ic".
-ic is the suffix. This suffix means in relation of.
The suffix of "magic" is "-ic".
The suffix of autographic is -ic. This suffix means in relationship to.
there is none
suffix for diplomat -s -ic