disingenuous

Adjective

• not straightforward or candid; giving a false appearance of frankness; - David Cannadine
  • "an ambitious, disingenuous, philistine, and hypocritical operator, who...exemplified...the most disagreeable traits of his time"
  • "a disingenuous excuse"

Adj

• Not honourable; unworthy of honour.
• Not ingenuous; not frank or open.
• Assuming a pose of naïveté to make a point or for deception.

Synonyms

artful, uncandid

Antonyms

ingenuous