undecagon /un-dekˈə-gon/

A plane figure of eleven angles and sides

• tweezers
• tweezes
• tweezing
• twelfth
• Twelfth cake
• Twelfth Day
• twelfthly
• twelfth man
• twelfth men
• Twelfth Night
• twelfths
• Twelfthtide
• twelve
• twelvefold
• twelve-hour clock
• twelvemo
• twelvemonth
• twelvemonths
• twelvemos
• twelve-note
• twelve-note row
• twelve-penny
• twelves
• twelve score
• twelve scores