-
catastrophic:event,
-
unusual:occurrence,
-
significant:failure,
-
major:incident,
-
catastrophic:incident,
-
rare:case,
-
dark:thing,
-
unplanned:event,
-
marine:disaster,
-
clinical:experience,
-
unplanned:incident,
-
significant:event,
-
operational:accident,
-
unusual:incident,
-
sudden:disaster,
-
accidental:disaster,
-
catastrophic:occurrence,
-
specified:event,
-
major:calamity,
-
significant:occurrence,
-
hazardous:event,
-
severe:event,
-
severe:disaster,
Category Nuances for derailment:
-
unusual,
-
rare,
-
operational,
-
clinical,
-
catastrophic,
-
specified,
-
hazardous,
-
sudden,
-
severe,
-
unplanned,
-
marine,
-
significant,
-
accidental,
-
major,
-
dark,
Simple Categories for derailment:
-
event,
-
calamity,
-
incident,
-
thing,
-
experience,
-
case,
-
occurrence,
-
failure,
-
accident,
-
disaster,