Notch

chanfro

(V-shaped cut)

desfiladeiro

(mountain pass)

entalho

(V-shaped cut)

entalho

(such a cut, used for keeping a record)

garganta

(mountain pass)

indentação

(indentation)

nível

(level or degree)

passo

(mountain pass)

chanfrar

(to cut a notch)

entalhar

(to cut a notch)