He was bewildered to find three policemen at the front door.
He froze at the news.
When he asked the question, everybody was dumbfounded.
adj.infmlrash; blunt; absent-minded
He is such a hotheaded guy.
He is very rash and isn't scared to do anything.
adv.dialinsistently; forcefully insist on something without proof or basis
He doesn't even follow such a simple process of reasoning.
speak without thinking of the consequences
go so far as to come