- cabaret (art form)
- Cabinet (Furniture)
- cable car
- cactus
- cage / kennel / enclosure (animal husbandry)
- calculator
- calendar
- Calendar
- calendar of events / preview
- calendar system
- calisthenics / gymnastics
- call / appeal (PR)
- camera technique (film / video)
- camera work (film / video)
- camouflage (security measure)
- campaign / military operation
- camping
- can (packaging)
- can (packaging)
- Can Opener
- cancer (disease) / tumor
- Candle Holder
- candy / confectionery
- cane (fashion accessory)
- Canine racing
- canister (packaging)
- Canister (transport container)
- cannabis / hashish (drugs)
- cannibalism
- cannon / gun
- canoeing
- Canteen (military)
- canyon
- cap (headwear)
- cap / hat
- cape
- capital investment / financial investment
- capitalism
- car
- car / motor racing
- car component / accessories
- car industry
- car tuning
- card / sign board (commercial art)
- card game
- care (health)
- care for the elderly
- career
- career choice
- cargo area / cargo bay (vehicle)
- Carnival ride (type)
- carpet
- Carpet Beater
- Carpet Care / Carpet Cleaning
- carriage / hackney
- carriage of goods
- carrying frame (transport container)
- cart (means of transportation)
- cartography
- carving (object / technique)
- carving (artistic technique)
- case (packaging)
- case (transport container)
- Case Furniture
- casing (packaging)
- casting / casting technique
- catalog (book)
- Cataloging
- catering (gastronomy)
- caterpillar / tracked vehicle
- cave
- cd-player
- celestial body
- cement
- Census
- Centerpiece
- Central Europe (culture area)
- ceramic (material)
- ceramics manufacture / pottery (artistic technique)
- cereal / grain (food)
- cereal product (food)
- ceremony (rite)
- certificate / attestation
- certificate / certificate thesis
- chain (building element)
- Chair
- Chaise Longue
- chamber music
- chamber of industry and commerce
- Chamber Pot
- Chamber-music work
- Chandelier
- character (film / video)
- character (literature)
- character (theater)
- character / character set
- character / characteristic
- Charitable foundation
- Charity / Aid
- chassis / body
- check (means of payment)
- Cheese Cover
- cheese maker / dairyman
- Cheesemaking / Cheese dairy
- chemical element
- chemical product (misc.)
- chemical reaction
- Chemical substance (various)
- chemistry
- Chemotherapy
- Chest (Furniture)
- Chest of Drawers
- chewing tobacco
- child (phase of life)
- children's book
- children's fashion / children's clothes
- children's film
- Children's Furniture
- children's game
- children's theater
- chimney (building detail)
- Chimney Sweep
- china paint (object)
- choir / vocal ensemble
- choral composition / piece
- choral society
- choreography (performing arts)
- Christianity / Christian church
- christmas
- chronicle (book)
- chronology
- church
- church (organization)
- cigar
- cigarette
- cigarette paper
- cinema / movie theater
- cinema advertising
- circus
- citizenship
- city (settlement type)
- Civil and underground engineering
- civil defense
- Civil law
- civil war
- civilian service
- civilisation
- clarinet
- Clasp (fashion accessory)
- class
- class (education)
- classical music
- classicism
- clay (material)
- Cleaner
- Cleaning
- Cleaning (Domestic Appliance)
- Cleaning (Housekeeping) (Utensils / Supplies)
- Cleaning / Hygiene (Housekeeping)
- Cleaning Agent / Cleansing Agent
- Cleaning Supplies
- client-server system
- climbing / rock climbing
- clinical diagnostics
- clip / fastener (food storage)
- Clip-on glasses
- clipping report / media response
- clog
- closet (finishings)
- Closet (Furniture)
- closing event
- Clothes Rack
- Clothesline
- Clothespin
- clothing
- clothing accessory
- cloud / cloudiness
- clover (plant)
- clowning
- co-determination (politics)
- coach / bus company
- coal / coke (energy source)
- coat
- coat
- Coat Hanger
- coat of arms
- Coatrack (Furniture)
- cocktail
- Code / Writing tablet
- Coffee Filter
- Coffee Grinder (Electrical)
- Coffee Grinder (mechanical)
- Coffee Maker
- Coffee Pot
- Coffee Table
- Coffin
- cognitive science
- cold
- cold war
- collage
- collar
- collecting (leisure activity)
- collection (product feature)
- college / university
- college education
- collotype
- colonialism
- color photography
- color study
- colored paper
- colour study
- Column
- column (building detail)
- column (small structure)
- comedy (literature)
- Comforter
- comic (illustration) / comic strip
- command economy / planned economy
- Commercial / Economic Sector
- commercial / office building
- commercial art award / prize
- commercial photography
- commercial sample / trade sample
- commissioned production (culture)
- Communication
- communication (nonverbal)
- communication (oral)
- communication (written)
- communication policy (marketing)
- communication protocol
- communication science / studies
- Communication Technology (Misc.)
- communications engineering / telecommunications
- communism
- company formation / business formation
- Company name
- company size / business size
- competition (architecture)
- competition (economy)
- competition (event misc.)
- competition (fine arts)
- competition (graphic design)
- competition (literature)
- competition (photography)
- competition (sport) / race / tournament
- competition (theater / play)
- competition entry
- Complete works / Oeuvre (art)
- complex (building)
- component (manufacture)
- Component (musical instrument)
- composer
- composition
- Composition (musical work)
- computer
- computer center / data processing center
- computer game
- computer graphics
- computer integrated manufacturing
- computer monitor (hardware)
- computer science (technology)
- Computer Science / Information Technology
- computer science / information technology (history)
- computer technology
- conceptual art
- concert hall
- concrete
- concrete art / concretism
- condiment / spice
- condom / rubber
- conductor (music)
- conduit (finishings)
- confirmation
- congress / convention center (institution)
- Connection accessories (office supplies)
- consciousness
- conscription (military)
- Construction (Architecture)
- Construction (industry)
- construction business
- construction engineering
- construction machinery
- construction planning / project
- construction site
- construction staking
- construction style / building type (architecture)
- Construction technology
- Construction Trade
- constructivism (cultural movement)
- constructivism (philosophy)
- consulting field
- consumerism
- consumption (economics)
- consumption of alcohol / intoxication
- consumption of stimulants
- contact print
- Container (Storage Furniture)
- container (transport container)
- Container / Bin (Bathroom)
- Container / Box (Misc.) (Home Accessory)
- container / box (transport)
- contemporary dance
- contemporary music
- Content management
- continent
- continuing education / advanced training
- Contraband
- contract (document)
- contract textiles
- control engineering / feedback control engineering
- controlling / financial controlling
- conurbation
- conversation / dialog
- conversion (building)
- conveyor belt
- Conveyor Technique
- Cookie Cutter (Baking)
- cooking
- cooking fat
- Cooking Stove
- Cookware (Accessory)
- cooperation (business strategy)
- cooperative / wholesale cooperative
- copper engraving
- Coptic style
- Corkscrew
- coronation (state ceremonial)
- Corporal punishment
- Corporate consolidation
- corporate design
- corporate identity
- corpse / dead body
- correspondence course
- corridor / hallway (interior design)
- corsage (top clothes)
- corsetry (underwear)
- cosmetics / make-up products
- cosmetics industry
- cost accounting
- cost effectiveness
- costume (disguise)
- costume design
- cottage / small house
- cotton (material)
- Couch (Living)
- counter-culture
- couple (sociology)
- courier service / messenger service
- court case
- courtyard / backyard (building architecture)
- cover (book)
- cover (food culture)
- cover (packaging)
- Cover (Table Accessory)
- cover / jacket (commercial art)
- Cradle
- craft work (object)
- crate / box (transport container)
- Cream Whipper
- Credenza / Sideboard
- credit / loan
- Crew / Personnel (transportation)
- crime
- crime
- crime prevention
- crime thriller / thriller
- criminal
- criminal offense / delict
- criminal organization
- criminalistics
- criticism (literary genre)
- crocheting
- crop plant (misc.)
- cross (symbol)
- cross-border traffic
- cross-country skiing
- crossbow
- crude oil
- Cryptogam
- Cubism
- cuff (clothing)
- cult film / movie
- Cult object
- cultivation / agriculture
- cultural endowment
- cultural exchange
- Cultural Funding / Cultural Promotion
- Cultural Heritage Preservation / Protection
- Cultural Industry
- cultural institution
- cultural mediation / cultural education
- Cultural Production (Misc.)
- Cultural Reception
- Cultural Sciences / Cultural Studies
- cultural sociology
- cultural studies
- cultural theory
- Culture
- Culture / Art Style
- Culture Area
- culture award / prize
- Cup
- Cup (Dinnerware)
- Cup (Drinkware)
- cup (packaging)
- cup (victory)
- cure / recuperation
- curling
- currency
- Currency symbol
- curriculum vitae / CV
- cursive
- Curtain Ring
- customer
- customer order
- Cutlery (Serving Cutlery)
- Cutlery Rest
- Cutter (Baking)
- cutting / sawing (cutting technique)
- Cutting Device (Misc.) (Food Preparation)
- cutting hair / getting a haircut
- cutting weapon
- Cybernetics
- cycling