gadfly /gadˈflī/

1. A bloodsucking fly (genus Tabanus) that attacks cattle
2. Sometimes applied to a botfly
3. A mischievous gadabout
4. Someone who provokes and irritates, esp deliberately

• unburrows
• unburthen
• unburthened
• unburthening
• unburthens
• unbury
• unburying
• unbusinesslike
• unbusy
• unbuttered
• unbutton
• unbuttoned
• unbuttoning
• unbuttons
• uncage
• uncaged
• uncages
• uncaging
• uncalculated
• uncalculating
• uncalled
• uncalled for
• uncalled-for
• uncandid
• uncandidly