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

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

• exoenzymes
• exoergic
• ex off.
• ex officio
• exogamic
• exogamies
• exogamous
• exogamy
• exogen
• exogenetic
• exogenous
• exogenously
• exogens
• exomion
• exomis
• exomises
• exon
• Exon.
• exonerate
• exonerated
• exonerates
• exonerating
• exoneration
• exonerations
• exonerative