scar ‧ let /ˈskɑːlət, ˈskɑːlɪt $ -ɑːr-/ BrE AmE adjective
[ Date: 1200-1300 ; Language: Old French ; Origin: escarlate , from Medieval Latin scarlata , from Persian saqalat type of cloth ]
1 . bright red
2 . British English if you go scarlet, your face becomes red, usually because you are embarrassed or angry SYN blush
go/turn/flush/blush scarlet
Eileen blushed scarlet at the joke.
—scarlet noun [uncountable]