Korean Grammar Notes TTMIKBook 1: lesson 17
Past Tense / -μ/μ/μμ΄μ
Conjugation
Verb stems ending in vowels γ or γ are followed by -μμ΄μ.
Verb stems ending in vowels OTHER THAN γ or γ are followed by -μμ΄μ.
Verb stem ν is followed by -μμ΄μ.