Letter combination of uu

The combination uu occurs rarely in the English language and only in words which are unfamiliar or archaic, except for three: continuum, muumuu and vacuum. With the exception of Muumuu (Hawaiian) and Weltanschauung (German), they derive from Latin roots.

They are as follows:

• Anschauung
• Carduus
• Continuum (also Continuüm)
• Duumvir
• Equus
• Fatuus
• Menstruum (also Menstruüm)
• Muumuu
• Mutuum
• Nuuk
• Obliquus
• Residuum (also Residuüm)
• Triduum (also Triduüm)
• Vacuum
• Weltanschauung