Synonyms of potency in English:

potency


See US English definition of potency

See UK English definition of potency

See Spanish definition of fuerza

noun

1‘the sheer potency of poetry’

SYNONYMS
power, powerfulness, vigour, strength, might, mightiness, force, forcefulness
influence, dominance, energy, potential
literary puissance

2‘the potency of his words’

SYNONYMS
forcefulness, force, effectiveness
persuasiveness, cogency, impressiveness, strength, authoritativeness, authority
power, powerfulness

3‘the potency of the drugs’

SYNONYMS
strength, powerfulness, power
headiness
efficacy, effectiveness, efficaciousness
informal kick