COSTAR Synonyms: 64 Similar and Opposite Words

costar 1 of 2

noun

Definition of costar

as in actress

Related Words

Relevance

Dissimilar Words

costar

2 of 2

Example Sentences

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.

Recent Examples of costar

Noun

Fans suspected something was off when star and producer Blake Lively and costar-director Justin Baldoni abstained from doing joint press — or even being photographed together — during the film's promotional tour. — Declan Gallagher, Entertainment Weekly, 15 July 2026 The episode was written by Susan Harris, who would go on to create The Golden Girls (1985–92), which reunited Arthur with her Maude costar Rue McClanahan. — Encyclopedia Britannica, 15 July 2026

Verb

Mia Goth, Charlize Theron, Robert Pattinson, John Leguizamo, Zendaya, Bernthal, Mia Goth, Benny Safdie, Himesh Patel and Samantha Morton all costar in the movie, among others. — Tommy McArdle, PEOPLE, 13 July 2026 Instead, a decade later, Son of the Mask arrived with neither Carrey nor costar Cameron Diaz reprising their roles. — Brianna Zigler, Entertainment Weekly, 1 July 2026 See All Example Sentences for costar

Recent Examples of Synonyms for costar

Noun

Related Stories Gautam took best actress for her role in the film.

— Naman Ramachandran, Variety, 18 July 2026
In 1999, the then-18-year-old actress enrolled at Harvard University.

— Andrea Wurzburger, PEOPLE, 18 July 2026

Definition of actress

Noun

At halftime on the field of play at the New York New Jersey Stadium, megawatt stars including Madonna, Shakira, BTS, Burna Boy, and Justin Bieber will take to the stage, co-signing a handful of designers.

— Joe Bobowicz, Vogue, 16 July 2026
Fans suspected something was off when star and producer Blake Lively and costar-director Justin Baldoni abstained from doing joint press — or even being photographed together — during the film's promotional tour.

— Declan Gallagher, Entertainment Weekly, 15 July 2026

Definition of star

Verb

Critics and fanboy media thrashed Supergirl not just for its Guardians of the Galaxy touchstones, but also for aping Mad Max.

— Anthony D'Alessandro, Deadline, 29 June 2026
The track apes the softly anthemic approach of U2, Coldplay, and the National—until all of that elegant uplift topples like an overly ambitious wedding cake.

— Spencer Kornhaber, The Atlantic, 12 June 2026

Definition of ape

Noun

At 16 years old, the starlet was focused on work, as this was her first-ever film.

— Alessandra De Tommasi, Vanity Fair, 5 July 2026
Born Norma Jean Mortenson, the Hollywood starlet was also known as Norma Jeane Baker and Norma Jeane Dougherty before adopting the stage name of Marilyn Monroe in 1946.

— Andrea Wurzburger, PEOPLE, 26 June 2026

Definition of starlet

Verb

An intern at the company began receiving messages impersonating Ghosemajumder in his first week—the result of criminals scraping LinkedIn to map a new hire’s reporting chain and identify exactly whom to imitate.

— Jeremy Kahn, Fortune, 13 July 2026
But according to some luxury brands, authenticity is something that is often imitated but never replicated.

— James Sneed, NPR, 10 July 2026

Definition of imitate

Noun

After the category was discontinued in 2009, the SNL performers were made eligible in the general Comedy categories with hosts and walk-on performers eligible in Guest Actor/Actress.

— Joe Reid, Vulture, 17 July 2026
Joel McHale made it to the ‘92-’93 University of Washington team as a walk-on, but never played in a game.

— Alex Apatoff, PEOPLE, 15 July 2026

Definition of walk-on

Verb

Each design was simulated spinning mid-flight and overlaid on 100 real-world backgrounds, then scored by a perceptual model built to mimic human vision, where a lower score meant better camouflage.

— New Atlas, New Atlas, 17 July 2026
His performance has been mimicked so many times in the quarter-century since this unforgettable film was released.

— Brian Tallerico, Vulture, 17 July 2026

Definition of mimic

Browse Nearby Words

cost

costar

costarred

See all Nearby Words

Cite this Entry

Style

“Costar.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/costar. Accessed 22 Jul. 2026.

Copy Citation

Synonyms of costar

noun

verb

Example Sentences

Browse Nearby Words

Cite this Entry

More from Merriam-Webster

Word of the Day

stalwart

Popular in Grammar & Usage

Merriam-Webster’s Great Big List of Words You Love to Hate

'A' or 'an'? What about before 'h'? An Indefinite Article Guide

Do you 'say your piece' or 'say your peace'?

Why is '-ed' sometimes pronounced at the end of a word?

Commonly Misspelled Words

Popular in Wordplay

14 Phobias You Probably Haven't Heard Of

It's a Scorcher! Words for the Summer Heat

The Longest Long Words List

Ten Words Ending with a Silent ‘T’

Why do we say 'fly off the handle'?

Popular

Merriam-Webster’s Great Big List of Words You Love to Hate

14 Phobias You Probably Haven't Heard Of

It's a Scorcher! Words for the Summer Heat

Games & Quizzes