The Vietnamese word for blood is
máu

Translations for blood and their definitions

máu	©
1. n. blood (vital liquid flowing in animal bodies)
giọt máu - a drop of blood / a biological child
giận sôi máu - to be so angry that it feels like one's blood is boiling
2. n. (of a person) an inherent trait
Thằng đó có máu dê. - That guy is a pervert.
nổi máu điên - to suddenly go nuts
3. n. (colloquial video games) health
4. v. (colloquial informal) to want something very badly
Đừng có máu. Tao không cho đâu. - Don't get too excited. I won't give it to you.