논쟁이 · 논쟁을
debate, argument, dispute
Example
두 학자는 그 문제로 오랫동안 논쟁을 벌였어요.
The two scholars argued over that issue for a long time.
Word parts
논 argue+쟁 fight
Literally 'arguing and fighting' with words.
Good to know
논란 is public controversy around something; 논쟁 is an actual back-and-forth argument between sides.
Related words