1. Not moved to serious regard
   "trying to appear unimpressed"

See also: unaffected

• disillusionment
• disincarnate
• disincentive
• disinclination
• disincline
• disinclined
• disinfect
• disinfectant
• disinfection
• disinfest
• disinfestation
• disinfestation officer
• disinflation
• disinform
• disinformation
• disingenuous
• disingenuously
• disingenuousness
• disinherit
• disinheritance
• disinherited
• disinhibition
• disintegrable
• disintegrate
• disintegration