superconfident
adjective
su·per·con·fi·dent ˌsü-pər-ˈkän-fə-dənt 
-ˌdent
: extremely confident
a superconfident performer
wasn't superconfident about their chances
Word History
First Known Use
1866, in the meaning defined above
- chrysoberyl
- chrysoberyls
- chrysobull
- Chrysocapsales
- chrysocarpous
- chrysochlore
- chrysochlores
- chrysochloridaes
- Chrysochloris
- chrysochlorises
- chrysochlorisses
- chrysochlorous
- chrysocolla
- chrysoeriol
- chrysogen
- chrysograph
- chrysography
- chrysoidine
- chrysolepes
- chrysolepises
- chrysolepisses
- Chrysolina
- chrysolite
- chrysolite green
- chrysolites