see (someone/something) for what (they) (really) are

to start to understand the truth about someone or something, especially when the truth is bad.

She suddenly saw him for what he was - a cold-hearted, calculating killer.

• Heath Robinson
• heat is on
• heat up
• heat up something
• heaven forbid
• Heaven help
• Heaven help someone
• heaven on earth
• heavens opened
• heavy date
• heavy-duty
• heavy-handed
• heavy hitter
• heavy petting
• He can whistle for it!
• heck of a
• heck of a lot of
• heck of a lot of something
• heck of a someone
• heck of a something
• hedge bets
• hedge your bets
• he doesn't have a ... bone in his body
• he doesn't have a jealous bone in his body
• he doesn't have a [jealous, mean, unkind etc.] bone in his body