SMUGGEST

SMUG

smug, self-satisfied

(adjective) marked by excessive complacency or self-satisfaction; “a smug glow of self-congratulation”

Source: WordNet® 3.1

Adjective

smuggest

superlative form of smug: most smug

Source: Wiktionary

SMUG

Smug, a. Etym: [Of. Scand. or Low German origin; cf. LG. smuck, G. schmuck, Dan. smuk, OSw. smuck, smöck, and E. smock, smuggle; cf. G. schmuck ornament. See Smock.]

Definition: Studiously neat or nice, especially in dress; spruce; affectedly precise; smooth and prim. They be so smug and smooth. Robynson (More's Utopia). The smug and scanty draperies of his style. De Quincey. A young, smug, handsome holiness has no fellow. Beau & Fl.

Smug, v. t. [imp. & p. p. Smugged; p. pr. & vb. n. Smugging.]

Definition: To make smug, or spruce. [Obs.] Thus said, he smugged his beard, and stroked up fair. Dryton.

Source: Webster’s Unabridged Dictionary 1913 Edition