(adjective) difficult knotty / (adjective) ; rough to the touch; as / (adjective) having small raised dots, scales, or points / (adjective) covered with raised, roughened, or unwholesome patches / (adjective) dealing with suggestive, indecent, or scandalous themes; salacious / (adjective) squalid
This was a scabrous half-truth. Russ himself had originally proposed the name.