non-U：不为上层阶级所接受的

non-,无，非，U,缩写自upper class,上层阶级。

• inherit
• inheritable
• inheritance
• inhibit
• inhibited
• inhibition
• inhospitable
• inhuman
• inhumane
• inhumanity
• inhumation
• inhume
• inimical
• inimitable
• iniquitous
• iniquity
• initial
• initialize
• initially
• initiate
• initiation
• initiative
• initiator
• inject
• injection