sadden
verb
[ ˈsad(ə)n ]
• cause to feel sorrow; make unhappy.
• "he was greatly saddened by the death of his only son"
Similar:
depress,
dispirit,
dishearten,
grieve,
desolate,
discourage,
upset,
get down,
bring down,
cast down,
dash,
dampen someone's spirits,
cast a gloom on,
bring tears to someone's eyes,
break someone's heart,
make someone's heart bleed,
deject,
Opposite:
cheer up,