The Yale Romanization, developped by Samuel Elmo Martin and his colleagues at Yale University, is mainly used by linguists. It substitutes for each grapheme of Korean one or more letters of the Latin alphabet ; it is therefore a matter of transliteration.
Consonants
ㄱ | ㄲ | ㄴ | ㄷ | ㄸ | ㄹ | ㅁ | ㅱ | ㅂ | ㅃ | ㅸ | ㅹ | ㅅ | ㅆ | ㅿ | ㅇ | ㆁ | ㅈ | ㅉ | ㅊ | ㅋ | ㅌ | ㅍ | ㆄ | ㅎ | ㆅ | ㆆ |
k | kk | n | t | tt | l | m | M | p | pp | W | WW | s | ss | z | -/ng | NG/ng | c | cc | ch | kh | th | ph | F | h | hh | q |
Vowels
ᅡ | ᅢ | ᅣ | ᅤ | ᅥ | ᅦ | ᅧ | ᅨ | ᅩ | ᅪ | ᅫ | ᅬ | ᅭ | ᅮ | ᅯ | ᅰ | ᅱ | ᅲ | ᅳ | ᅴ | ᅵ | ᆞ | ᆡ |
a | ay | ya | yay | e | ey | ye | yey | wo | wa | way | woy | yo | wu | we | wey | wi | yu | u | uy | i/-y | o | oy |