It seems ghosts can become crazed.

[kotenok2000]

weblegends 0.47.05-r1-0-gfcdcbe3d debug log opened
weblegends commit: fcdcbe3
[weblegends] [change_hf_mood.cpp:59] missing event type handler for CHANGE_HF_MOOD: event-76119: In the late winter of 252, the ghostly dwarf Thob Moralvault became crazed in Ironelders after a great deal of stress.
[weblegends] [change_hf_mood.cpp:62] missing enum-item: history_event_reason(great_deal_of_stress): event-76119 (CHANGE_HF_MOOD)
[weblegends] [change_hf_mood.cpp:59] missing event type handler for CHANGE_HF_MOOD: event-76276: In the late winter of 253, the ghostly dwarf Thob Moralvault became crazed in Ironelders after a great deal of stress.
[weblegends] [change_hf_mood.cpp:62] missing enum-item: history_event_reason(great_deal_of_stress): event-76276 (CHANGE_HF_MOOD)