Also in the “smoked it as a kid, probably doesn’t really do anything” category: dried grape vines and cinnamon sticks.
In as much as the word is the English spelling of a word that was only spoken, it seems that your spelling is just as valid as any other. I urge you to stik with it.
Kinnikinnik, however spelled, is also often used to refer to the Arctostaphylos uva-ursi or bearberry plants themselves, rather than just the smoking mixture made from them. It’s the name I learned, and naturally use for the plant, rather than bearberry or any of the other names given there for it.
While not the most commons means of ingestion, peyote is sometimes dried and smoked.
Another vote in the “smoked it as a kid, probably doesn’t really do anything:” grape vine and corn silk.
But they are tobacco based.
Generally, the idea that tobacco is smoked for the “flavor” is mostly a myth. Almost nothing has been smoked extensively without a drug in there somewhere. Nicotine-free cigs were tried once, complete failure.
Lobelia can also be dangerous, note. Most Hookah mixes contain tobacco.
I used to smoke salmon, but it was a bitch to keep lit.
Probably hashish.