espinho (Nomen)

1

Stachel (n v)

anything resembling like a nail in shape, botânica, rigid, pointed surface protuberance or needle-like structure on an animal, shell, or plant
2

Dorn (n)

geral, rigid, pointed surface protuberance or needle-like structure on an animal, shell, or plant, sharp protective spine of a plant
3

Hagedorn (n)

botânica - árvore