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Definitions

perfect

[pur-fikt, per-fekt] / ˈpɜr fɪkt, pərˈfɛkt /
ADJECTIVE
flawless, superlative
Synonyms
STRONGEST
excellent foolproof ideal impeccable pure splendid superb
STRONG
absolute accomplished aces adept classical consummate crowning culminating excelling experienced expert finished sound stainless sublime ten utopian
WEAK
A-OK beyond compare blameless defectless faultless immaculate indefectible matchless out-of-this-world paradisiac paradisiacal peerless skilled skillful spotless supreme unblemished unequaled unmarred untainted untarnished
Antonyms
STRONGEST
bad corrupt flawed imperfect inferior poor second-rate wrong
STRONG
incomplete inept inexpert unfinished unknowledgeable unskilled unsophisticated
WEAK
broken imprecise inaccurate part
ADJECTIVE
whole, intact
Synonyms
STRONGEST
flawless full simple
STRONG
absolute complete completed consummate entire finished gross integral positive rank sheer sound utter
WEAK
choate downright out-and-out outright unadulterated unalloyed unblemished unbroken undamaged unimpaired unmitigated unmixed unqualified
Antonyms
STRONG
clean imperfect incomplete indefinite limited moral part partial uncertain unfinished
WEAK
broken flawed imprecise inaccurate inferior second-rate wrong
ADJECTIVE
accurate, correct
Synonyms
STRONGEST
appropriate exact ideal precise proper suitable true
STRONG
bull's-eye close express faithful fit model needed required requisite right sharp textbook
WEAK
certain dead-on definite distinct on the button on the money on-target strict to a T to a turn unerring very
Antonyms
STRONGEST
careless false imprecise improper inaccurate incorrect inexact unacceptable unfitting unsuitable
STRONG
inappropriate indefinite slow uncertain unfit unsuited
WEAK
broken flawed imperfect incomplete inferior part second-rate unbroken unfinished wrong
VERB
polish; achieve
Synonyms
STRONGEST
accomplish carry out cultivate develop hone improve realize refine
STRONG
ameliorate complete consummate crown effect elaborate finish fulfill idealize perform round slick smooth
WEAK
put finishing touch on
Antonyms
STRONGEST
damage decrease fail ignore neglect not finish stop
STRONG
forget halt
WEAK
destroy ruin

Usage

What are other ways to say perfect? The adjective perfect emphasizes completeness, and also high quality and absence of defects or blemishes: a perfect diamond. Complete implies that a certain unit has all its parts or is fully developed or perfected, and may apply to a process or purpose carried to fulfillment: a complete explanation. Intact implies retaining completeness and original condition: a package delivered intact. Entire means whole, having unbroken unity: an entire book. 

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Real radicalism is accepting the discomfort; it’s acknowledging that two or more things can coexist, and addressing all of those facets at once, even if the result isn’t perfect.

From Salon • Apr. 3, 2026

Thomas Tuchel's team qualified for the World Cup with a perfect record, winning all of their matches without conceding a goal.

From BBC • Apr. 1, 2026

“This year is a perfect example of warm snow drought,” said Andrew Schwartz, the lab’s director.

From Los Angeles Times • Apr. 1, 2026

In his spare time, he obsesses about where to find the perfect slice of New York-style pizza.Follow him on Twitter @CharlesPassy.

From MarketWatch • Apr. 1, 2026

The perfect candidate showed up for the job, a guy who has a legitimate plumber’s license, and Dad didn’t like his professional opinion?

From "Red Flags and Butterflies" by Sheryl Azzam

From Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.