whippersnapper /(h)wipˈər-snap-ər/ (old informal)

1. A cheeky young lad
2. Any lowly person who behaves impudently

• yowlings
• yowls
• yows
• yo-yo
• yo-yoed
• yo-yoing
• yo-yos
• ypight
• yplast
• yplight
• ypsiliform
• ypsiloid
• ypsilon
• ypsilons
• yr
• yrapt
• yravished
• yrent
• yrivd
• yrneh
• yrnehs
• yrs
• ysame
• yshend
• yslaked