brunir signifie anglais

brown [browned, browning, browns]▼◼◼◼(to become brown)
verb
[UK: braʊn] [US: ˈbraʊn]The leaves go brown in fall. = Les feuilles brunissent à l'automne.

burnish [burnished, burnishing, burnishes]▼◼◼◻(to make (something, such as a surface) bright, shiny, and smooth by, or (by extension) as if by, rubbing, see also: polish; shine)
verb
[UK: ˈbɜː.nɪʃ] [US: ˈbɝː.ˌnɪʃ]

embrown▼(to become or make brown, see also: brown)
verb
[UK: ɪm.ˈbraʊn] [US: ɪm.ˈbræʊn]

embrown▼(to make (something) brown, see also: brown)
verb
[UK: ɪm.ˈbraʊn] [US: ɪm.ˈbræʊn]