UPSTART

Presumptuous success story

• Arriv

• Arriviste

• Audacious newcomer

• Early riser

• Johnny-come-lately

• Nouveau riche

• One suddenly raised to importance

• Parvenu

• Presumptuous one

• Pretentious newcomer

• Society crasher

• Sudden, suprising success

• Surprise challenger

• Whippersnapper

• An arrogant or presumptuous person

• A person who has suddenly risen to a higher economic status but has not gained social acceptance of others in that class