un·for·giv·ing 
/ˌʌnfɚˈgɪvɪŋ/ adjective
/ˌʌnfɚˈgɪvɪŋ/ adjective [more unforgiving; most unforgiving] 1 : not willing to forgive other people
▪ an unforgiving person/attitude ▪ They are unforgiving of the smallest mistake. 2 : very harsh or difficult : not allowing weakness, error, etc.
▪ an unforgiving climate/environment ▪ the unforgiving world of politics
▪ an unforgiving person/attitude ▪ They are unforgiving of the smallest mistake.
▪ an unforgiving climate/environment ▪ the unforgiving world of politics
