After the power failure, we had to restore the database from backup.
He made a backup in case the original was accidentally damaged or erased.
Word: "backup"
the same meaning

I want to see whether she speaks French.
I went to see my friend Mary the other day.
Word: "see"
different meanings

He cashed a check at the bank.
He tried to break the bank at Monte Carlo.
Word: "bank"
different meanings

Float a ship.
The government floated the ruble for a few months.
Word: "float"
different meanings