Modifiers matching accident:

• terrible,
• serious,
• random,
• violent,
• common,
• industrial,
• working,
• disastrous,
• supporting,
• shocking,
• marine,
• physical,
• uncommon,
• major,
• big,
• possible,
• cerebral,
• preventable,
• unfortunate,
• civil,
• isolated,
• unusual,
• massive,
• unexpected,
• lethal,
• catastrophic,
• interior,
• vascular,
• cerebrovascular,
• hazardous,
• future,
• maritime,
• severe,
• sudden,
• traumatic,
• conventional,
• minor,
• nuclear,
• harsh,
• personal,
• simple,
• natural,
• mechanical,
• dramatic,
• electrical,
• dangerous,
• small,
• bad,
• operational,
• technological,
• fatal,
• unintentional,
• internal,
• unforeseen,
• neurologic,
• related,
• electric,
• unpredictable,
• everyday,
• external,
• agricultural,
• single,
• tragic,
• secondary,
• vehicular,
• previous,
• medical,
• significant,
• military,
• genetic,
• historical,

Simple categories matching vehicular:

• transport,
• event,
• unit,
• equipment,
• system,
• characteristic,
• accident,
• weaponry,
• structure,
• language,
• crime,
• traffic,
• surface,
• activity,
• enclosure,
• route,
• subject,
• convoy,
• area,
• application,
• information,
• service,
• part,
• fuel,
• motion,