Synonyms for Virulent

Synonyms starting with letter O

• ornery

  malicious, spiteful
• of great vitality
• obsessed
• overboard
• opposed
• opposite
• oppugnant
• offended
• offensive
• on the ball
• original
• observant
• objectionable
• oncogenic
• obdurate
• obnoxious
• opprobrious
• outraged
• ototoxic