• Become objectified
• Become obsessed
• Become obsessed with (someone/something)
• Become obsolescently outdated
• Become obsolete
• Become offish
• Become ornerier
• Become overattached
• Become overawed
• Become overcapitalised
• Become overcautious
• Become overcertified
• Become overcommitted
• Become overexcited
• Become overinhibited