Choose the option opposite in meaning to the underlined word(s).
The potency of the drug has been acknowledge?
-
A.
action -
B.
loss -
C.
inefficacy -
D.
power
Correct Answer: Option C
Explanation
potency is the power of something to influence or make an impression. example “a myth of enormous potency”
synonyms: power · powerfulness · vigour · strength · might · mightiness · force ·
inefficacy failure to produce the desired effect. The condition of being ineffective.