The difference between Bargain and Cheap

When used as nouns, bargain means an agreement between parties concerning the sale of property, whereas cheap means trade.

When used as verbs, bargain means to make a bargain, whereas cheap means to trade.

Cheap is also adverb with the meaning: cheaply.

Cheap is also adjective with the meaning: low and/or reduced in price.

check bellow for the other definitions of Bargain and Cheap

Bargain as a noun:

An agreement between parties concerning the sale of property; or a contract by which one party binds himself to transfer the right to some property for a consideration, and the other party binds himself to receive the property and pay the consideration.
Bargain as a noun:

An agreement or stipulation; mutual pledge.
Bargain as a noun:

An item purchased for significantly less than the usual, or recommended, price
Bargain as a noun:

A gainful transaction; an advantageous purchase.

Examples:

"to buy a thing at a bargain'"

"At that price, it's not just a bargain, it's a steal."
Bargain as a noun:

The thing stipulated or purchased.

Bargain as a verb (intransitive):

To make a bargain; to make a deal or contract for the exchange of property or services; to negotiate
Bargain as a verb (transitive):

To transfer for a consideration; to barter; to trade

Examples:

"They had to bargain for a few minutes to get a decent price for the rug."

Cheap as an adjective:

Low and/or reduced in price.
Cheap as an adjective:

Of poor quality.
Cheap as an adjective:

Of little worth.
Cheap as an adjective (slang, of an action or tactic in a game of skill):

Underhand or unfair.

Examples:

"the cheap trick of hiding deadly lava under pushable blocks"
Cheap as an adjective (informal, chiefly, derogatory):

Stingy; mean; excessively frugal.

Examples:

"Insurance is expensive, but don't be so cheap that you risk losing your home because of a fire."

Cheap as a verb (intransitive, obsolete):

To trade; traffic; bargain; chaffer; ask the price of goods; cheapen goods.
Cheap as a verb (transitive, obsolete):

To bargain for; chaffer for; ask the price of; offer a price for; cheapen.
Cheap as a verb (transitive, obsolete):

To buy; purchase.
Cheap as a verb (transitive, obsolete):

To sell.