PLASTIC Synonyms: 128 Similar and Opposite Words

Q: How does the adjective 'plastic' contrast with its synonyms?

Some common synonyms of plastic are adaptable , ductile , malleable , pliable , and pliant . While all these words mean "susceptible of being modified in form or nature," plastic applies to substances soft enough to be molded yet capable of hardening into the desired fixed form. // plastic materials allow the sculptor greater freedom

Q: In what contexts can 'adaptable' take the place of 'plastic'?

While in some cases nearly identical to plastic , adaptable implies the capability of being easily modified to suit other conditions, needs, or uses. // computer hardware that is adaptable

Q: When can 'ductile' be used instead of 'plastic'?

The words ductile and plastic can be used in similar contexts, but ductile applies to what can be drawn out or extended with ease. // ductile metals such as copper

Q: When is it sensible to use 'malleable' instead of 'plastic'?

Although the words malleable and plastic have much in common, malleable applies to what may be pressed or beaten into shape. // the malleable properties of gold

Q: When would 'pliable' be a good substitute for 'plastic'?

The meanings of pliable and plastic largely overlap; however, pliable suggests something easily bent, folded, twisted, or manipulated. // pliable rubber tubing

Q: When might 'pliant' be a better fit than 'plastic'?

The words pliant and plastic are synonyms, but do differ in nuance. Specifically, pliant may stress flexibility and sometimes connote springiness. // an athletic shoe with a pliant sole

plastic

adjective

Definition of plastic

as in waxy

capable of being easily molded or modeled Silly Putty is famous for being very plastic

Synonyms & Similar Words

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Antonyms & Near Antonyms

as in mock

lacking in natural or spontaneous quality there's usually a plastic cordiality at these corporate events

Synonyms & Similar Words

Antonyms & Near Antonyms

Synonym Chooser

How does the adjective plastic contrast with its synonyms?

Some common synonyms of plastic are adaptable, ductile, malleable, pliable, and pliant. While all these words mean "susceptible of being modified in form or nature," plastic applies to substances soft enough to be molded yet capable of hardening into the desired fixed form.

plastic materials allow the sculptor greater freedom

In what contexts can adaptable take the place of plastic?

While in some cases nearly identical to plastic, adaptable implies the capability of being easily modified to suit other conditions, needs, or uses.

computer hardware that is adaptable

When can ductile be used instead of plastic?

The words ductile and plastic can be used in similar contexts, but ductile applies to what can be drawn out or extended with ease.

ductile metals such as copper

When is it sensible to use malleable instead of plastic?

Although the words malleable and plastic have much in common, malleable applies to what may be pressed or beaten into shape.

the malleable properties of gold

When would pliable be a good substitute for plastic?

The meanings of pliable and plastic largely overlap; however, pliable suggests something easily bent, folded, twisted, or manipulated.

pliable rubber tubing

When might pliant be a better fit than plastic?

The words pliant and plastic are synonyms, but do differ in nuance. Specifically, pliant may stress flexibility and sometimes connote springiness.

an athletic shoe with a pliant sole

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 plastic Sierra pleaded guilty in August to the 2012 murders of his estranged wife, 29-year-old Gladys Machado, and her two daughters, 6-year-old Julia and 3-year-old Daniela Padrino, by suffocating them with a plastic bag. — Anna McAllister, CBS News, 7 Oct. 2026 Environmental damage, plastic waste and the conformity of suburbia prompted designers and countercultural communities to imagine other ways of living — up to a point. — Los Angeles Times, 7 Oct. 2026 Varmilo and NiZ’s EC switches, for example, have Cherry MX-style, cross-shaped stems and plastic housing. — ArsTechnica, 5 Oct. 2026 The minds of elementary and middle school students are more plastic and open to new things like learning a foreign language. — Doug Wojcieszak, Washington Post, 5 Oct. 2026 See All Example Sentences for plastic

Recent Examples of Synonyms for plastic

Adjective

Our clues to the density of forest canopies millions of years ago came from microscopic plant cuticles – the thin, waxy outer skin of leaves that can survive for millions of years in organic-rich sediments.

— Regan E. Dunn, The Conversation, 13 Aug. 2026
But hot temps can turn them into a waxy mess before your eyes.

— Mary Cornetta, Better Homes & Gardens, 7 June 2026

Definition of waxy

Adjective

About a dozen mock work stations broadcast the footage on small monitors, and visitors can study stacks of work-in-progress images that also function as flip books.

— Miles Socha, Footwear News, 30 Sep. 2026
The long-sleeve mock-neck top and wide-leg pull-on pants are made from a lightweight, stretchy polyester-rayon blend with a soft, drapey feel, and the pants have side pockets.

— Amanda Eyre Ward, Travel + Leisure, 28 Sep. 2026

Definition of mock

Adjective

The researchers linked molecules from a viscous oil and a gas to produce a new variation of this polymer, resulting in a transparent, moldable goo with a consistency similar to Blu Tack.

— New Atlas, New Atlas, 21 Sep. 2026
But the fun doesn’t stop with figurines—the calendar also includes moldable sand and molds to make snowballs and snowflakes, plus pop-out play pieces like a festive tree and a sled to soar across the frozen landscape.

— Chaunie Brusie, Parents, 17 Sep. 2026

Definition of moldable

Adjective

Worries have been rising about the French government’s big debt and its strained budget.

— Stan Choe, Los Angeles Times, 5 Oct. 2026
Giancarlo Stanton, who hasn’t played since April 24 because of strained calf muscles in both legs, remained on the 26-man roster for the best-of-five series starting Saturday.

— ABC News, ABC News, 3 Oct. 2026

Definition of strained

Adjective

Promotional images and films conjured a playful, adaptable and benevolent house — plastic as the building block of family happiness.

— Los Angeles Times, Los Angeles Times, 7 Oct. 2026
Such hands-on learning, in turn, develops versatile, adaptable talent, producing graduates who can pivot across jobs as industries, technologies and opportunities evolve.

— Raghupathy Sivakumar, The Conversation, 5 Oct. 2026

Definition of adaptable

Adjective

The survey also found that the public’s views of a national health plan are highly malleable.

— Rachel Roubein, Washington Post, 6 Oct. 2026
Memory is malleable, and even worse, humans are terrible at knowing whether their memories are reliable.

— Stephanie Pappas, Scientific American, 17 Sep. 2026

Definition of malleable

Browse Nearby Words

plasters

plastic

plasticity

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“Plastic.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/plastic. Accessed 9 Oct. 2026.

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Synonyms of plastic

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