Now updated for CSW19. New words, if any, and new inflections of existing words, are shown in red.
| aemule | (Spenser) to emulate. |
| ape | an anthropoid primate; (verb) to imitate. |
| aper | one that apes. |
| apery | the conduct of someone who imitates an ape. |
| apograph | an exact copy. |
| autotype | a facsimile; a true copy; (verb) to make an autotype. |
| autotypic | like an autotype, a facsimile. |
| autotypy | the process of producing true copies. |
| centuplicate | to centuple. |
| centuplication | multiplication a hundredfold. |
| copiable | capable of being copied. |
| copier | one that copies. |
| copy | an imitation, a transcript; (verb) to imitate. |
| copyable | that can be copied. |
| copycat | an imitator; (verb) to imitate. |
| copygraph | a process for copying type. |
| copyist | one who makes copies. |
| cyclostyle | a device for making multiple copies of written text; (verb) to make copies using this. |
| deduplication | the act of deduplicating. |
| duplicand | something being duplicated. |
| duplicate | double, twofold (noun) a copy; (verb) to copy |
| duplicately | (Adv.) DUPLICATE, double, twofold. |
| duplication | the act of duplicating. |
| duplicative | serving to duplicate. |
| duplicator | one that duplicates. |
| dyeline | a photocopying process using a diazo compound exposed to the light. |
| ectypal | or or like an ectype, a reproduction or copy. |
| ectype | a reproduction or copy. |
| emulate | to strive to equal or excel; to imitate. |
| facsimile | an exact copy; (verb) to make a facsimile of. |
| hectograph | a contrivance for multiple copying, by means of a surface of gelatin softened with glycerin; (verb) to copy by hectograph. |
| hectography | the process of copying using a hectograph. |
| imitability | the state of being imitable. |
| imitable | capable of being imitated or copied. |
| imitableness | the state of being imitable. |
| imitancy | (Carlyle) the tendency to imitate. |
| imitant | an imitation. |
| imitate | to behave in the same way as. |
| imitation | the act of imitating, a copy. |
| imitational | relating to imitation. |
| imitative | inclined to imitate; formed after a model. |
| imitatively | (Adv.) IMITATIVE, inclined to imitate. |
| imitativeness | a tendency to imitate. |
| imitator | one that imitates. |
| jellygraph | an old device for copying that used a plate of jelly; (verb) to copy by jellygraph. |
| macrocopy | an enlarged copy of printed material for people with weak sight. |
| manifold | many in number (verb) to make many copies of |
| microcopy | a copy on microfilm; (verb) to copy on microfilm. |
| microfilm | a photographic film for preserving a microscopic record of a document; (verb) to make a microfilm copy of. |
| mime | to mimic. |
| mimeo | to copy using a mimeograph. |
| mimeograph | (Tradename) an autographic stencil copying device invented by Edison; (verb) to copy by mimeograph. |
| mimesis | (Greek) imitation, esp in literature and art or by an animal of its surroundings, etc. |
| mimetic | imitative; of or relating to mimicry. |
| mimetical | imitative; of or relating to mimicry. |
| mimetically | (Adv.) MIMETICAL, imitative; of or relating to mimicry. |
| mimic | one who imitates others; (verb) to imitate. |
| mimical | imitative; mimetic. |
| mimicker | one who mimics. |
| mimicry | an instance of mimicking. |
| miscopy | to copy wrongly. |
| mockup | a full-sized model. |
| model | an imitation of something on a smaller scale; (verb) to make a model of. |
| multicopy | with many copies; (noun) any of several or many copies (of a book, document, record, etc). |
| multiplicate | the condiiton of being in many copies. |
| ozalid | (Tradename) a method of duplicating writing or illustrations. |
| pantagraph | a jointed framework of rods, based on the geometry of a parallelogram, for copying drawings, plans, etc. |
| pantograph | a jointed framework of rods, based on the geometry of a parallelogram, for copying drawings, plans, etc. |
| pantographic | relating to pantography. |
| pantographical | relating to pantography. |
| pantography | copying by the use of a pantograph. |
| parrotry | mindless and mechanical repetition of the words or actions of another. |
| pentagraph | an erroneous form of pantograph. |
| photocopiable | that can be photocopied. |
| photocopy | a photographic reproduction of written matter, etc; (verb) to make a photocopy of. |
| photoduplicate | to duplicate by photocopier. |
| photoreduce | to photocopy with reduction of the image. |
| polygraph | an instrument for multiplying copies of a writing; (verb) to copy by polygraph. |
| polygraphic | relating to a polygraph. |
| polygraphically | (Adv.) POLYGRAPHIC, relating to a polygraph. |
| polygraphist | one who operates a polygraph. |
| quadruplicate | fourfold; (noun) one of four corresponding things; (verb) to make quadruple or fourfold. |
| quadruplication | the act of quadruplicating. |
| recopy | to copy again. |
| reduplicative | relating to reduplication. |
| reduplicatively | (Adv.) REDUPLICATIVE, relating to reduplication. |
| replica | a close copy or reproduction. |
| replicable | capable of replication. |
| replicate | to make a replica of. |
| replication | copying, reproduction. |
| reproduce | to produce a copy of. |
| reproducer | one who reproduces. |
| reprographics | the reproduction of graphic or typeset material, eg by photocopying. |
| roneo | (Tradename) to produce copies on a Roneo, an early duplicating machine. |
| sextuplicate | to copy sixfold. |
| transcribe | to make a written copy of. |
| transcriber | one who transcribes. |
| transcript | a written, printed, or typed copy. |
| triplication | the act of copying in triplicate. |
| varitype | copy produced on a Varityper; (verb) to produce copy on a Varityper. |
| xerox | (Tradename) to photocopy. |