ostentation: pretentious or showy or vulgar display
pretentiousness: the quality of being pretentious (behaving or speaking in such a manner as to create a false appearance of great importance or worth)
fentanyl: trade names of a narcotic analgesic that can be inhaled and that acts on the central nervous system and may become addictive; used as a veterinary anesthetic and with other drugs before, during, and after surgery; also used as a nonlethal gas to incapacitate people in hostage situations; also abused as a recreational drug