Duplicate and Prototype

Duplicate

Duplicate noun - Something that is made to look exactly like something else.
Usage example: a duplicate of a house key

Prototype is an antonym for duplicate in copy topic.

Prototype

Prototype noun - One of a group or collection that shows what the whole is like.

Duplicate is an antonym for prototype.

How words are described

identical identical duplicate identical prototype
original original duplicate original prototype
single single duplicate single prototype
inferior inferior duplicate inferior prototype
Other adjectives: imperfect, actual, real, evil, black, functional, fifth, weaker.
Cite this Source
Prototype and Duplicate. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/duplicate/prototype
Duplicate & Prototype. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/duplicate/prototype>.
Prototype or Duplicate. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/duplicate/prototype.
Google Ngram Viewer shows how "duplicate" and "prototype" have occurred on timeline