dad-sharp
Dad-sharp is like your dad’s knives: they’re kind of sharp, but not so sharp they’ll cut your finger off or your mom’s last nerve.
My dad tried to cut my pizza with his dad-sharp knife and it looked like he was trying to kill it.
I used dad-sharp knives to cut my mom’s hair and it looked like she had a bad day.
I tried to cut my brother’s sandwich with dad-sharp knives and it looked like a sandwich fight.