Synonyms for Aghast

Synonyms starting with letter O

• overwhelmed

  horrified, stunned, shocked
• offended

  stunned, shocked
• open-mouthed

  horrified
• openmouthed
• overwrought
• opprobrious
• objecting
• 

  overcome
• overexcited
• on edge
• overstrung
• overworked
• on tenterhooks