元音:10单元音,11个双元音
10单元音
ㅏ[a] ——> ㅑ[ya]
ㅓ[eo] ——> ㅕ[yeo]
ㅗ [o] ——> ㅛ[yo]
ㅜ [u] ——> ㅠ[yu]
ㅡ [eu]
ㅣ [i]
11双元音
ㅏ+ㅣ= ㅐ [ae]=[a]+[i]
ㅓ+ㅣ= ㅔ [e] =[eo]+[i]
ㅑ+ㅣ= ㅒ [yae]=[ya]+[i]
ㅕ+ㅣ= ㅖ [ye]=[yeo]+[i]
ㅗ+ㅏ=ㅘ [wa]=[o]+[a]
ㅗ+ㅐ=ㅙ [wae]=[o]+[ae]
ㅗ+ㅣ=ㅚ [oe]=[o]+[i]
ㅜ+ㅓ=ㅝ [wo]=[u]+[eo]
ㅜ+ㅔ=ㅞ [we]=[u]+[e]
ㅜ+ㅣ=ㅟ [wi]=[u]+[i]
ㅡ+ㅣ=ㅢ [ui]=[eu]+[i]