The Canaries have now taken just one point from their last six matches as Jordan Henderson, Luis Suarez, Daniel Sturridge and Steven Gerrard all scored, with Ryan Bennett also putting through his own net.
"At this moment it is not a good feeling," Hughton said.
"We were beaten by a very good side who were very clinical in everything they did.
"We weren't good enough and we have to be better than that.
"We were nowhere near as good as we could have been."
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