The difference between Complete and Finish

When used as nouns, complete means a completed , whereas finish means an end.

When used as verbs, complete means to finish, whereas finish means to complete (something).

Complete is also adjective with the meaning: with all parts included.

check bellow for the other definitions of Complete and Finish

Complete as a verb (transitive):

To finish; to make done; to reach the end.

Examples:

"He completed the assignment on time."
Complete as a verb (transitive):

To make whole or entire.

Examples:

"The last chapter completes the book nicely."

Complete as an adjective:

With all parts included; with nothing missing; full.

Examples:

"My life will be complete once I buy this new television."

"She offered me complete control of the project."

"After she found the rook, the chess set was complete."
Complete as an adjective:

Finished; ended; concluded; completed.

Examples:

"When your homework is complete, you can go and play with Martin."
Complete as an adjective:

.

Examples:

"He is a complete bastard!"

"It was a complete shock when he turned up on my doorstep."

"Our vacation was a complete disaster."
Complete as an adjective (analysis, of a [[metric space]]):

In which every Cauchy sequence converges to a point within the space.
Complete as an adjective (algebra, of a [[lattice]]):

In which every set with a lower bound has a greatest lower bound.
Complete as an adjective (math, of a [[category]]):

In which all small limits exist.
Complete as an adjective (logic, of a proof system of a [[formal system]] with respect to a given [[semantics]]):

In which every semantically valid well-formed formula is provable.
Complete as an adjective (computing theory, of a [[problem]]):

That is in a given complexity class and is such that every other problem in the class can be reduced to it (usually in polynomial time or logarithmic space).

Finish as a noun:

An end; the end of anything.
Finish as a noun:

A protective coating given to wood or metal and other surfaces.

Examples:

"The car's finish was so shiny and new."
Finish as a noun:

The result of any process changing the physical or chemical properties of cloth.
Finish as a noun (sports):

A shot on goal, especially one that ends in a goal.

Finish as a verb (transitive):

To complete (something).

Examples:

"Please finish your homework!"
Finish as a verb (transitive):

To apply a treatment to .

Examples:

"The furniture was finished in teak veneer."
Finish as a verb (transitive):

To change an animal's food supply in the months before it is due for slaughter, with the intention of fattening the animal.

Examples:

"Due to BSE, cows in the United Kingdom must be finished and slaughtered before 30 months of age."
Finish as a verb (intransitive):

To come to an end.

Examples:

"The song has finished."