1. One who hesitates (usually out of fear)
   - vacillator, hesitator, hesitater

Derived forms: waverers

See also: waver

Type of: coward

• optimum
• option
• optional
• optionally
• optometrist
• optometry
• opulence
• opulent
• opulently
• Opuntia
• Opuntia cholla
• Opuntia lindheimeri
• Opuntia tuna
• Opuntiales
• opus
• opuscule
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• OPV
• opéra bouffe
• or
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• or else
• OR gate
• or so
• ora