한국말 = han gug mal or 한국어 = han gug eo Both are fine.
Korean war veterans commonly had a tattoo of a blue bird on their calf or ankle. My grandfather had one, but I never got to see it, he died before I was able to learn more.
All men & women's traditional cltohes are called 'Han-Bok'.
할아버지 (Hara buhjee)
Saejong the Great