This is the 125th most frequent Hebrew word.
אומר
"Say" or "says."
In this sentence, 'אומר' means 'says', representing the act of speaking or stating something.
הוא אומר שהוא בא לבקר אותנו.
He says that he is coming to visit us.
Here, it can also translate to 'tell', conveying that information is being communicated to the listener.
אני אומר לך שוב, הבעיה כבר נפתרה.
I tell you again, the issue has already been resolved.
In this formal context, 'אומר' can imply declaring or stating something in an official or prominent manner.