unsmokableadj.
Etymology: Previous versions of the OED give the stress as: unˈsmokable.
the world > physical sensation > use of drugs and poison > tobacco > smoking > articles or materials used in smoking > [adjective] > smokable > not
1892 15 Sept. 201/3 Cigars..to the cultivated taste unsmokable.
This entry has not yet been fully updated (first published 1926; most recently modified version published online June 2019).