Definitions
1.verbTo waste away; to fade, to wither
2.verbTo daunt or frighten (someone)
3.verbTo lose heart or courage; to be daunted or fearful.
4.verbOf courage, faith, etc.: to slacken, to give way.
5.verbTo curdle or coagulate, as milk does.
6.nounThe act of one who quails, or draws back in fear.