circuity：迂回，绕行；(说话等的)转弯抹角  

词根词缀：circum-(m略)周围 + -ity名词词尾

• offshoring
• offside
• offspring
• oft
• often
• ogham
• ogle
• ogre
• ogress
• ohm
• ohmmeter
• oik
• oil
• oiled
• oily
• oink
• ointment
• OK
• okapi
• oke
• okey-doke
• okra
• old
• olde
• Old English