Synonyms for Cruel

Synonyms starting with letter O

• oppressive

  character trait, harsh, terrible
• odious

  tyrannical
• outrageous

  aggressive, violent, ferocious
• obdurate
• obnoxious
• offensive
• overbearing

  character trait
• ominous
• onerous
• overwhelming
• ornery
• oppressing
• one-sided
• obscene
• obtuse
• ogreish
• overweening
• out of it
• odorous
• older
• off-key
• out-of-key
• out-of-tune
• on the QT
• on ego trip
• on top of each other
• on an ego trip
• obstinate
• openhanded
• original
• overpowering
• open
• oncogenic
• opprobrious