dishearten (v.)
- anticipate
- avert
- awe
- bar
- chill
- damp
- dampen
- darken
- dash
- daunt
- debar
- deflect
- deject
- demoralize
- depress
- deter
- disappoint
- discontent
- discourage
- disgruntle
- disparage
- dispirit
- displease
- dissatisfy
- estop
- exclude
- faze
- fend
- forbid
- foreclose
- forestall
- help
- lower
- obviate
- oppress
- overawe
- preclude
- prevent
- prohibit
- repel
- sadden
- save
- shake
- sink
- stop