Cowardice is a lack of bravery. If you run away screaming when your Uncle Marvin shows up to the Halloween party in a clown mask, you will betray your cowardice2020欧洲杯时间 — particularly if you're not a child.
The opposite of courageousness is cowardice. For example, not standing up for someone who's being bullied shows cowardice. The origin of the words coward and cowardice has been traced to the Latin word for "tail," coda, showing a connection with a popular phrase that describes cowardice: "walking away with their tails between their legs."