Related by context. Frequent words. (Click for all words.) 47 shootings 46 shooting spree 45 shooting rampage 42 Columbine High 40 suicide bombings 40 twin suicide bombings 40 terrorist attacks 39 Columbine 39 gunman 39 fatal shootings 38 Seung Hui Cho 38 Suicide bombings 38 attacks 37 bombings 37 rampages 37 assassination 37 rampage 36 massacre 36 assassination attempts 36 lone gunman 36 massacres 35 Shootings 35 bloodshed 35 hoaxes 35 hostage takings 35 suicide bombing 35 college campuses 35 Hate crimes 34 JFK assassination 34 bomb blasts 34 campuses 34 assaults 34 muggings 34 twin blasts 34 Islamic radicals 34 deadly 34 tragedies 33 assassinations 33 Murders 33 carjackings 33 Cho Seung Hui 33 murderous rampage 33 carnage 33 presidencies 32 Islamic extremists 32 kidnappings 32 hijacked planes 32 Bombings 32 lecture hall 32 radical Islamist 32 Violent crime 32 serial killers 32 beheadings 32 Gunman 32 Islamic militants 32 stabbings 32 Chechen separatists 32 heinous acts 32 moderate Hutus 32 Dylan Klebold 32 accounting scandals 31 Beslan 31 bombing 31 handguns 31 lockdowns 31 atrocity 31 heinous crimes 31 assassination attempt 31 attack 31 hostage standoff 31 sectarian killings 31 incidents 31 assassinated 31 Homicides 31 campus 31 Lee Harvey Oswald 31 shootouts 31 brawls 31 homicides 31 meltdowns 31 genocides 31 Loughner 31 Bali bombings 30 terror plots 30 riots 30 violence 30 binge drinking 30 terror 30 explosions 30 copycat 30 Islamist militant 30 Lee Loughner 30 Robberies 30 Mumbai carnage 30 killings 30 murders 30 partial meltdown 30 Bali bombing 30 Holocaust Memorial 30 Virginia Tech 30 scandals