to act without limit or restriction; to speak or provide freely

having ample space; wide and roomy

a convertible or open-top car

the state of being subject to financial risk

wide open; spacious and unobstructed

an open-topped railway freight car or wagon without a roof, used for transporting bulk goods

large and spacious

to be honest and reveal one's true thoughts or feelings to someone else; to open up emotionally.

convertible car

Zhang Chang, official and scholar of the Western Han dynasty

having a loose tongue or unable to keep a secret; talkative