A BOLD

Finnish

rohkealla tempulla (by a bold stroke). (various references)

Hungarian

határozottságot mutat (to put on a bold front). (various references)

Japanese Kanji 

踏み切る (to make a bold start, to take a plunge, to take off), 筆太 (a bold hand), 力んで見せる (to show a bold front). (various references)

Japanese Katakana 

ふでぶと (a bold hand), ふみきる (to make a bold start, to take a plunge, to take off), りきんでみせる (to show a bold front). (various references)

Pig Latin

aay oldbay.(various references)

Romanian

pune cu optimism (put a bold face on smth.), privi ceva cu curaj (put a bold face on smth., put a good face on smth.), întâmpina cu curaj (brave, put a bold face upon). (various references)

Scottish

sgiùnach (a charm for getting all the fish about a boat or headland into one's own boat amidst the amazement of the neighbours), sgafair. (various references)

Thai

เผชิญอย่างกล้าหาญ (put a bold / brave / good face on). (various references)