Learn how to say Freneticism correctly in English with this tutorial pronunciation video.
Oxford dictionary definition of the word frenetic:
fast and energetic in a rather wild and uncontrolled way:
a frenetic pace of activity
late Middle English (in the sense ‘insane’): from Old French frenetique, via Latin from Greek phrenitikos, from phrenitis ‘delirium’, from phrēn ‘mind’. Compare with frantic