Meanings1certain; sure; confident; definiteBeing absolutely true or being certain of something.Written Forms확실하다Hangul確實하다HanjaExamples from Lessons (3)청소 분담도 확실하게 정하는 게 좋겠어.It would be good to clearly decide on chores, too.Read the Lesson 3번 승강장이 확실해.Platform 3 is certain.Read the Lesson 하지만 정말 나를 떠나려면 확실한 이유를 말해 줘.However, if you really want to leave me, tell me a definite reason.Read the Lesson Grammar in These Examples-아/어Level 1Informal ending-게Level 3-ly (adverbial form)-ㄴ/은Level 1Adjective noun modifier-는/ㄹLevel 1Verb noun modifier