철저히Top 6000MeaningsAdverb1. thoroughly, exhaustivelyPronunciationcheoljeohiExamples1우리가 따돌림의 원인을 철저히 조사하지 않는다면, 따돌림은 결코 사라지지 않을 것이다.If we don't thoroughly examine the cause of bullying, bullying will probably never go away.