Furiously he snatched up his tube of shaving-cream, furiously he lathered, with a belligerent slapping of the unctuous brush, furiously he raked his plump cheeks with a safety-razor.
It gave to Americans unable to become Geheimrate or Commendatori such unctuous honorifics as High Worthy Recording Scribe and Grand Hoogow to add to the commonplace distinctions of Colonel, Judge, and Professor.
Babbitt’s scalp itched and he longed to flee, but Dr. Drew had already flopped down beside his desk-chair and his voice had changed from rasping efficiency to an unctuous familiarity with sin and with the Almighty.
There are no more uses of "unctuous" in the book.
Show samples from other sources
But she kept her attention on me, unctuously gesturing, and even as he leaned and bucked into her she held out her open hand to me, as if I should take it when I crept my way inside.
Chang-rae Lee -- A Gesture Life
He made no effort to be civil, or his normal unctuous, ingratiating self.