The Collaborative International Dictionary
Smugged
Smug \Smug\, v. t. [imp. & p. p. Smugged; p. pr. & vb. n. Smugging.] To make smug, or spruce. [Obs.]
Thus said, he smugged his beard, and stroked up fair.
--Dryton.
Wiktionary
smugged
vb. (en-past of: smug)