The difference between Closet and Wardrobe

Closet as a noun (obsolete):

Any private area, particularly bowers in the open air.

Closet as a noun (now, rare):

Any private or inner room, particularly: A private room used by women to groom and dress themselves. A private room used for prayer or other devotions. A place of (usually fanciful) contemplation and theorizing. The private residence or private council chamber of a monarch.

Closet as a noun (obsolete):

A pew or side-chapel reserved for a monarch or other feudal lord.

Closet as a noun (obsolete):

A private cabinet, particularly: One used to store valuables. One used to store curiosities. One used to store food or other household supplies: a cupboard. A secret or hiding place, particularly the hiding place in English idioms such as and .

Closet as a noun (now, chiefly, Scotland, Ireland):

Any small room or side-room, particularly: One intended for storing clothes or bedclothes. or later water closet: a room containing a toilet.

Closet as a noun (heraldry):

An ordinary similar to a bar but half as broad.

Closet as a noun (Scotland, obsolete):

A sewer.

Closet as an adjective (obsolete):

Private.

Closet as an adjective:

Secret, especially with reference to gay people who are ; closeted.

Closet as a verb (transitive):

To shut away for private discussion.

Closet as a verb (transitive):

To put into a private place for a secret interview or interrogation.

Closet as a verb (transitive):

To shut up in, or as in, a closet for concealment or confinement.

Wardrobe as a noun (obsolete):

A room for keeping clothes and armor safe, particularly a dressing room or walk-in closet beside a bedroom.

Wardrobe as a noun (figuratively):

A governmental office or department in a monarchy which purchases, keeps, and cares for royal clothes.

Wardrobe as a noun (figuratively):

The building housing such a department.

Wardrobe as a noun (obsolete):

Any closet used for storing anything.

Wardrobe as a noun:

A room for keeping costumes and other property safe at a theater; a prop room.

Wardrobe as a noun (figuratively):

The department of a theater, movie studio, etc which purchases, keeps, and cares for costumes; its staff; its room(s) or building(s).

Wardrobe as a noun:

A movable cupboard or cabinet designed for storing clothes, particularly as a large piece of bedroom furniture.

Wardrobe as a noun:

A tall built-in cupboard or closet for storing clothes, often including a rail for coat-hangers, and usually located in a bedroom.

Wardrobe as a noun (figuratively, uncommon):

Anything that similarly stores or houses something.

Wardrobe as a noun:

The contents of a wardrobe: an individual's entire collection of clothing.

Wardrobe as a noun (figuratively):

Any collection of clothing.

Wardrobe as a noun (figuratively, uncommon):

Any collection of anything.

Wardrobe as a noun (obsolete):

A private chamber, particularly one used for sleeping or urinating and defecating.

Wardrobe as a noun (hunting, obsolete):

Badger feces, particularly used in tracking game.

Wardrobe as a verb (intransitive):

To act as a wardrobe department, to provide clothing or sets of clothes.