Baretti: A dictionary of the English and Italian languages
Poténz-a, Poténz-ia, s. f.
1. potency, power, might, force, strength; 2. potentiality, the power of doing any thing; 3. ability, efficacy; 4. soldiery, all the military forces of a state;5. a club, assembly; 6. a powerful nation.
Florio: a worlde of wordes, or most copious, dictionarie in Italian and English