YELLOW STREAK
If someone has a yellow streak, they are cowardly about something.
YELLOW-BELLIED
A yellow-bellied person is a coward.
YES-MAN
Someone who always agrees with people in authority is a yes-man.
YELLOW STREAK
If someone has a yellow streak, they are cowardly about something.
YELLOW-BELLIED
A yellow-bellied person is a coward.
YES-MAN
Someone who always agrees with people in authority is a yes-man.