Scabrous

Adjective

1. Covered with scales or scabs; hence, very coarse or rough.

   "After the incident with the gasoline, Noel’s burnt arm remained scabrous and was susceptible to infections."

2. Disgusting, repellent.

   "The novel was a flagrantly scabrous bodice-ripper, and Rachael was ashamed to read it in public."

3. Salacious, scandalous; concerning oneself with lurid or lascivious substance.
4. Of music, writing, etc.: lacking refinement; unmelodious, unmusical.
5. Difficult, thorny, troublesome, requiring tact.