The difference between Complete and Perfect

When used as nouns, complete means a completed , whereas perfect means the perfect tense, or a form in that tense.

When used as verbs, complete means to finish, whereas perfect means to make perfect.

When used as adjectives, complete means with all parts included, whereas perfect means fitting its definition precisely.

check bellow for the other definitions of Complete and Perfect

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).

Perfect as an adjective:

Fitting its definition precisely.

Examples:

"a perfect circle"
Perfect as an adjective:

Having all of its parts in harmony with a common purpose.

Examples:

"That bucket with the hole in the bottom is a poor bucket, but it is perfect for watering plants."
Perfect as an adjective:

Without fault or mistake; thoroughly skilled or talented.

Examples:

"Practice makes perfect."
Perfect as an adjective:

Excellent and delightful in all respects.

Examples:

"a perfect day"
Perfect as an adjective (grammar, of a tense or verb form):

Representing a completed action.
Perfect as an adjective (biology):

Sexually mature and fully differentiated.
Perfect as an adjective (botany):

Of flowers, having both male (stamens) and female (carpels) parts.
Perfect as an adjective (analysis):

Of a set, that it is equal to its set of limit points, i.e. set A is perfect if A=A'.
Perfect as an adjective (music):

Describing an interval or any compound interval of a unison, octave, or fourths and fifths that are not tritones.
Perfect as an adjective (of a [[cocktail]]):

Made with equal parts of sweet and dry vermouth.

Examples:

"a perfect Manhattan;&emsp; a perfect Rob Roy"
Perfect as an adjective (obsolete):

Well informed; certain; sure.

Perfect as a noun (grammar):

The perfect tense, or a form in that tense.
Perfect as a noun (video games):

A perfect score; the achievement of finishing a stage or task with no mistakes.

Perfect as a verb (transitive):

To make perfect; to improve or hone.

Examples:

"I am going to perfect this article."

"You spend too much time trying to perfect your dancing."
Perfect as a verb (legal):

To take an action, usually the filing of a document in the correct venue, that secures a legal right.

Examples:

"perfect an appeal''; ''perfect an interest''; ''perfect a judgment"