spy

As nouns the difference between spy and stalker

is that spy is a person who secretly watches and examines the actions of other individuals or organizations and gathers information on them (usually to gain an advantage) while stalker is a person who engages in stalking. Originally meant a tracker and hunter or guide of game.

As a verb spy

is to act as a spy.

As nouns the difference between spy and undercover

is that spy is a person who secretly watches and examines the actions of other individuals or organizations and gathers information on them (usually to gain an advantage) while undercover is a person who works undercover.

As a verb spy

is to act as a spy.

As an adjective undercover is

performed or happening in secret.

As nouns the difference between inspector and spy

is that inspector is a person employed to inspect something while spy is a person who secretly watches and examines the actions of other individuals or organizations and gathers information on them (usually to gain an advantage).

As a verb spy is

to act as a spy.

As verbs the difference between spying and spy

is that spying is while spy is to act as a spy.

As nouns the difference between spying and spy

is that spying is espionage while spy is a person who secretly watches and examines the actions of other individuals or organizations and gathers information on them (usually to gain an advantage).

As nouns the difference between spy and sorcerer

is that spy is a person who secretly watches and examines the actions of other individuals or organizations and gathers information on them (usually to gain an advantage) while sorcerer is a magician or wizard, sometimes specifically male.

As a verb spy

is to act as a spy.

In lang=en terms the difference between spy and wizard

is that spy is to explore; to view; inspect and examine secretly, as a country while wizard is to conjure.

As nouns the difference between spy and wizard

is that spy is a person who secretly watches and examines the actions of other individuals or organizations and gathers information on them (usually to gain an advantage) while wizard is one who uses (or has skill with) magic, mystic items, and magical and mystical practices.

As verbs the difference between spy and wizard

is that spy is to act as a spy while wizard is to practice wizardry.

As an adjective wizard is

(slang|dated|british) fine, superb (originally raf slang).

As nouns the difference between assassin and spy

is that assassin is a member of a Muslim militant group responsible for murdering Christian leaders during the Crusades while spy is a person who secretly watches and examines the actions of other individuals or organizations and gathers information on them (usually to gain an advantage).

As verbs the difference between assassin and spy

is that assassin is to assassinate while spy is to act as a spy.

As nouns the difference between spy and agents

is that spy is a person who secretly watches and examines the actions of other individuals or organizations and gathers information on them (usually to gain an advantage) while agents is plural of lang=en.

As a verb spy

is to act as a spy.

As nouns the difference between mercenary and spy

is that mercenary is a person employed to fight in an armed conflict who is not a member of the state or military group for which they are fighting and whose prime or sole motivation is private gain while spy is a person who secretly watches and examines the actions of other individuals or organizations and gathers information on them (usually to gain an advantage).

As an adjective mercenary

is motivated by private gain.

As a verb spy is

to act as a spy.

As nouns the difference between traitor and spy

is that traitor is one who violates his allegiance and betrays his/her country; one guilty of treason; one who, in breach of trust, delivers his country to an enemy, or yields up any fort or place intrusted to his defense, or surrenders an army or body of troops to the enemy, unless when vanquished; also, one who takes arms and levies war against his country; or one who aids an enemy in conquering his country while spy is a person who secretly watches and examines the actions of other individuals or organizations and gathers information on them (usually to gain an advantage).

As verbs the difference between traitor and spy

is that traitor is to act the traitor toward; to betray; to deceive while spy is to act as a spy.

As an adjective traitor

is traitorous.