having strength or power greater than average or expected; "a strong radio signal"; "strong medicine"; "a strong man"
7
prevailing
most frequent or common; "prevailing winds"
6
potent
having a strong physiological or chemical effect; "a potent toxin"; "potent liquor"; "a potent cup of tea"
1
powerful
having great power or force or potency or effect; "the most powerful government in western Europe"; "his powerful arms"; "a powerful bomb"; "the horse's powerful kick"; "powerful drugs"; "a powerful argument"