Synonyms for Potent (same or very similar meaning)
WordNet sense 1 (having or exercising influence or power):
influential
WordNet sense 2 (having or wielding force or authority):
strong
WordNet sense 3 (having great power or force or potency or effect):
powerful
WordNet sense 4 ((of a male) capable of copulation):
virile
WordNet sense 5 (having a strong physiological or chemical effect):
stiff
From the ODE community, based on WordNet
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