a complete coward.
a consummate fool.
a double-dyed villain.
a perfect idiot.
a thorough nuisance.
a thoroughgoing villain.
an arrant fool.
blank stupidity.
gross negligence.
He uttered a curse.
He uttered strange sounds that nobody could understand.
pure folly.
She expressed her anger.
She let out a big heavy sigh.
She talks a lot of nonsense.
stark staring mad.
the unadulterated truth.
This depressed patient does not verbalize.
utter counterfeit currency.
utter nonsense.
utter seriousness.
what a sodding mess.