1. 胆小：timidly 胆小地 | timidness 胆小 | timing 计时

2. 胆小; 胆怯 (名)：timidly 胆小地; 羞怯地 (副) | timidness 胆小; 胆怯 (名) | timing 适时, 定时, 时间测定 (名)

noun

1. fear of the unknown or unfamiliar or fear of making decisions

Synonym: timiditytimorousness