evil twin
A duplicate or counterpart that acts in a contrary, nefarious, or insidious manner.
Meaning adapted from Wiktionary, available under CC BY-SA 4.0.
“My computer acts like my evil twin when I try to work.”
“He was usually kind, but after a long day, his evil twin seemed to take over his personality.”
“The politician’s sudden shift toward radical policies made his supporters wonder if his evil twin had replaced him.”
From evil and twin.
- 01
greater of two evils
The most harmful or unpleasant of two undesirable alternatives.
- 02
lesser of two evils
The least harmful or unpleasant of two undesirable alternatives.
- 03
necessary evil
An unfavorable thing that must be done or accepted, especially because the available alternative courses of action or inaction would be worse.
Last updated August 10, 2026