pentalogy /pen-talˈə-ji/

1. A pentad, esp of published works
2. A series of five related books

• twenty-ones
• twenty-twenty
• twenty-two
• twenty-twos
• 'twere
• twerk
• twerked
• twerking
• twerks
• twerp
• twerps
• twi-
• Twi
• twibill
• twibills
• twice
• twice-born
• twice-laid
• twice over
• twicer
• twicers
• twice-told
• twichild
• twichildren
• twiddle