Difference between Hit Man and Gunman

HIT MAN vs GUNMAN: NOUN

Someone who kills for a living; a hired assassin
A slanderer working for political purposes to damage the reputation of an opponent; a hatchet man.
A professional murderer, esp. one working for a criminal organization; also called torpedo.
A hatchet man.
A man hired by a crime syndicate as a professional killer.
A professional killer who uses a gun

Mafioso, Spree killer, Murderer, Manqueller, Gangster, Assassinous, Assassin, Mobster, Hitman, Hired gun, Torpedo, Gun, Gunslinger, Gunman, Shooter

Bomber, Murderer, Mugger, Bandit, Sniper, Attacker, Gunfire, Robber, Assailant, Hit man, Hired gun, Torpedo, Gunslinger, Gun, Shooter

Vaticide, Killer, Mafioso, Spree killer, Murderer, Manqueller, Gangster, Assassinous, Mobster, Hitman, Torpedo, Gun, Gunslinger, Gunman, Shooter

Militants, Bomber, Murderer, Mugger, Bandit, Sniper, Attacker, Gunfire, Robber, Assailant, Hit man, Torpedo, Gunslinger, Gun, Shooter

Keanu Reeves sometimes plays a stuntman turned hit man named Tex.
John Perkins' book is called, Confessions of an Economic Hit Man.
Detectives Briscoe and Green investigate the slaying of a hit man.
The hit man was actually an undercover law enforcement officer.
Sounds simple enough for a cold blooded professional hit man.
Mafia hit man, especially in such an important murder.
Professed Hit Man Tempers Claims of Rodrigo Duterte?
The twisted logic behind hiring a hit man.
It took six months before detectives learned there was another Daniel Ott, a man who they suspected was the hit man's real target.
Man On Lineused to say, and patience is something a hit man needs plenty of.

Gunman Omar Mateen opened fire at the club.
Son: Gunman Walked Up And Down Aisle Shooting.
Mack Center after a gunman opened fire Oct.
Barricaded gunman surrenders to police in northwest Detroit.
The gunman was arrested soon after, he said.
They believe the gunman took his own life.
Danny to conduct an investigation into the gunman.
The latter was shot while confronting the gunman, and Stone, after the gunman was subdued, was credited with helping stop Moogalian's bleeding.
The gunman was holding a hostage, and SWAT shot the gunman, who may have shot himself before he died.
"The gunman was located and the gunman is also deceased.".