12-letter words that end in ist
- conspiracist — a person who believes in or supports a conspiracy theory.
- contagionist — a person who, before conclusive proof is available, maintains that certain diseases are contagious
- convivialist — friendly; agreeable: a convivial atmosphere.
- coprophagist — a person who eats excrement
- corporealist — a materialist
- cosmochemist — a student of cosmochemistry
- craniologist — the science that deals with the size, shape, and other characteristics of human skulls.
- cremationist — a person who advocates cremation instead of burial of the dead.
- cryptogamist — a botanist specializing in the study of cryptogams
- cryptologist — cryptography.
- cuneiformist — a person who studies or deciphers cuneiform writing.
- cunnilingist — Alt form cunnilinguist.
- decentralist — to distribute the administrative powers or functions of (a central authority) over a less concentrated area: to decentralize the national government.
- defectionist — a person who is in favour of lapsing, backsliding, or defection
- deltiologist — the hobby of collecting post cards.
- demonologist — An expert in the study of demonology.
- dendrologist — the branch of botany dealing with trees and shrubs.
- deontologist — ethics, especially that branch dealing with duty, moral obligation, and right action.
- deviationist — One who deviates from accepted beliefs or policies, especially from a prescribed form of Communism.
- dictionarist — (rare) a person who creates dictionaries.
- diffusionist — the theory or principle that diffusion is the main force in cultural innovation and change.
- dithyrambist — a writer or performer of dithyrambs
- diversionist — a person engaged in activities that divert attention from a primary focus.
- dramaturgist — A person who composes a drama and directs its representation; a playwright.
- duty chemist — a dispensing chemist's that is open to the public for a specific period when other chemists are closed
- econometrist — An econometrician.
- ecoterrorist — one who commits ecotage; monkey-wrencher.
- editorialist — an article in a newspaper or other periodical or on a website presenting the opinion of the publisher, writer, or editor.
- educationist — a specialist in the theory and methods of education.
- egyptologist — Alternative spelling of Egyptologist.
- elocutionist — Someone who practices or teaches elocution.
- embryologist — An expert or specialist in embryology.
- emotionalist — Someone whose thoughts and actions are governed by their emotions rather than by logic.
- entomologist — A scientist who studies insects.
- enzymologist — A specialist in enzymology.
- escapologist — An entertainer specializing in escaping from the confinement of such things as ropes, handcuffs, and chains.
- essentialist — An advocate of essentialism.
- euphoniumist — Someone who plays the euphonium.
- evolutionist — A person who believes in the theories of evolution and natural selection.
- exclusionist — Acting to shut out or bar someone from a place, group, or privilege.
- excursionist — A person who goes on excursions; a traveller or tourist.
- exobiologist — A biologist whose speciality is exobiology.
- expansionist — Of or pertaining to expansionism.
- extensionist — a person who supports or advocates extension
- extortionist — A person who tries to obtain something through force or violence; a racketeer.
- factionalist — of a faction or factions.
- fixture list — a list of the games that a team is scheduled to play
- flageoletist — Someone who plays the flageolet.
- food fascist — a person who shows extreme, intolerant views in relation to food
- food stylist — a person whose job is to arrange food in an attractive way for professional photographs or broadcasts.