weakhearted (?.)
- afraid
- chicken
- chickenhearted
- coward
- cowardly
- cowed
- daunted
- dismayed
- fainthearted
- fearful
- funking
- funky
- henhearted
- intimidated
- lily-livered
- milk-livered
- milksoppish
- milksoppy
- mousy
- overtimid
- overtimorous
- panic-prone
- panicky
- pigeonhearted
- rabbity
- sissified
- sissy
- soft
- timid
- timorous
- unmanly
- unmanned
- weak
- weak-kneed
- white-livered
- yellow