Yes, it depends on what your yelling at her for, and how your saying it. It's never really considered "ok" to yell at someone but if they don't listen to you trying to talk to them in a rational voice, then speaking in a stern voice is may be the only way to get them to listen. Remember not too get too violent with words, and think before you speak. You don't want to say anything that you'll regeret. If you feel like your going to loose control, calm down, count to 10 or something. Hitting or any physical abuse would be bad.
to sream or to be mad,angry,(p-offd)
Another word for very strict or harsh is stern.
Rebuke: to criticize sharply; to blame or scold in a sharp way; suggests a sharp or stern criticism for a fault
Stern
It means you start screaming at another person because he or she did something wrong.
1. As an adjective stern means :hard, harsh, or severe in manner. 2.As a noun stern means: The rear of a ship or aircraft.
anchor from the bow, rather than the stern
crite means stern or harsh as in critic
The opposite could be strict (not lenient), or harsh (the reverse of lenient).
Of a rough or stern manner, voice, or countenance; sour; surly; severe; harsh.
anchor from the bow, rather than the stern
anchor from the bow, rather than the stern