forwarn or forewarn /fər- or för-wörnˈ/

To forbid

• uncork
• uncorked
• uncorking
• uncorks
• uncorrected
• uncorroborated
• uncorrupt
• uncorrupted
• uncorseted
• uncos
• uncostly
• uncounselled
• uncountable
• uncounted
• uncouple
• uncoupled
• uncouples
• uncoupling
• uncourteous
• uncourtliness
• uncourtlinesses
• uncourtly
• uncouth
• uncouther
• uncouthest