Affectatious

Origin

affectation + -ous or + -ious.

Full definition of affectatious

Adjective

1. Pretentious, artificial, fake, sham, feigned; doing something just for show.
• 2004 , , The Hidden Handshake: National Identity and Europe in the Post-Communist World Chapter Chapter Two , At the same time, American intellectual and artistic elites, … help create a sophisticated, if sometimes affectatious urban mentality.