aghast 
/əˈgæst, Brit əˈgɑ:st/ adjective
not used before a noun /əˈgæst, Brit əˈgɑ:st/ adjective [more aghast; most aghast] : shocked and upset
▪ The news left her aghast. ▪ Critics were aghast to see how awful the play was. — often + at ▪ She was aghast at the news. ▪ Critics were aghast at how awful the play was.
▪ The news left her aghast. ▪ Critics were aghast to see how awful the play was. — often + at ▪ She was aghast at the news. ▪ Critics were aghast at how awful the play was.
