1. In a ruthless manner
   "the government has been urged to take immediate action to deal ruthlessly with the strikers"

See also: ruthless

• unpermissiveness
• unperplexed
• unperson
• unpersuadable
• unpersuaded
• unpersuasive
• unpersuasiveness
• unperturbed
• unpick
• unpictured
• unpicturesque
• unpierced
• unpigmented
• unpillared
• unpin
• unpitying
• unplaced
• unplanned
• unplanted
• unplastered
• unplayable
• unplayful
• unpleasant
• unpleasant person
• unpleasant woman