1 to punish or criticize severely: Don't be too hard on the boy – he's too young to know that he was doing wrong.
az: amansız olmaq
ru: быть слишком строгим
2 to be unfair to: If you punish all the children for the broken window, it's a bit hard on those who had nothing to do with it.
az: insafsızlıq etmək
ru: быть несправедливым