frenetic vs phrenetic

frenetic and phrenetic both are adjectives.

Word	Noun	Adjective	Verb	Adverb
frenetic	No	Yes	No	No
phrenetic	No	Yes	No	No

As adjectives, frenetic and phrenetic are synonyms defined as:

frenetic and phrenetic: excessively agitated; distraught with fear or other violent emotion

Other synonyms of frenetic include frantic, frenzied.

frenetic (adjective)	phrenetic (adjective)
excessively agitated; distraught with fear or other violent emotion	excessively agitated; distraught with fear or other violent emotion