zamračit se znamená v angličtina

scowl [scowled, scowling, scowls]▼(to wrinkle the brows)
verb
[UK: skaʊl] [US: ˈskaʊl]

frown [frowned, frowning, frowns]▼(to have a frown on one's face)
verb
[UK: fraʊn] [US: ˈfraʊn]