| comma | coma |
| Comma splice | Coma indebida |
| Comma-separated values | CSV |
| Commagene | Comagene |
| command | mandar |
| Command and control | Comando y control |
| Command line interpreter | Intérprete de comandos |
| command of a language | dominio de un idioma |
| Command pattern | Command |
| commandant | comandante |
| commandeer | requisar |
| commander | jefe |
| commander in chief | comandante en jefe |
| Commander Islands | islas del Comandante |
| Commander Keen series | Commander Keen |
| commanding | autorizado |
| Commandment | mandamiento |
| commando | comando |
| Commando Order | Orden de los comandos |
| Commandos | Commandos |
| Commedia dell'arte | Comedia del arte |
| Commelinaceae | Commelinaceae |
| Commelinales | Commelinales |
| Commelinidae | Commelinidae |
| Commelinids | Commelinids |
| commemorate | celebrar |
| commemoration | conmemoración |
| commemorative | conmemorativo |
| Commemoratively | Memoria humana |
| commence | empezar |
| commencement | comienzo |
| commencing | inicial |
| commend | encomendar |
| commendable | loable |
| commendably | loablemente |
| commendation | elogio |
| commensal | comensal |
| commensalism | comensalismo |
| commensurable | conmensurable |
| commensurate | adecuado |
| Commensurately massive | Bárbaro |
| comment | anotación |
| comment on | comentar sobre |
| comment out | comentar |
| Commentarii de Bello Gallico | De Bello Gallico |
| commentary | comentario |
| commentate | comentar |
| commentator | locutor |
| comments | comentario |
| commerce | comercio |
| Commerce raiding | Guerra comercial |
| commercial | anuncio |
| Commercial aircraft | Avión comercial |
| commercial center | centro comercial |
| commercial fishery | pesca profesional |
| Commercial information technology | Informática de negocios |
| commercial law | derecho mercantil |
| Commercial load | Carga útil |
| commercial noise | ruido comercial e industrial |
| commercial relations | relaciones comerciales |
| commercial traffic | tráfico comercial |
| commercial transaction | acto de comercio |
| commercial traveler | viajante de comercio |
| commercial traveller | viajante de comercio |
| commercial vehicle | vehículo comercial |
| commercialisation | comercialización |
| commercialism | mercantilismo |
| commercialize | comercializar |
| commercially | comercialmente |
| Commercy | Commercy |
| Commerzbank Tower | Torre Commerzbank |
| Commerzbank-Arena | Commerzbank-Arena |
| Commewijne District | Commewijne |
| Commewijne River | Commewijne |
| Commiphora | Commiphora |
| commiserate | compadecerse de |
| commiseration | conmiseración |
| Commissaire Jules Maigret | Comisario Maigret |
| commissariat | intendencia |
| commissary | comisario |
| commission | comisión |
| commissioned | autorizado |
| commissioner | comisario |
| commit | confinar |
| commit fraud | cometer un fraude |
| commit perjury | perjurar |
| commit sacrilege | profanar |
| commit suicide | se |
| commit to a mental hospital | recluir en un manicomio |
| commit to memory | memorizar |
| commit to prison | confinar |
| commitment | cometido |
| Commitment scheme | Criptografía |
| committal | confinamiento |
| committee | comisión |
| Committee for Skeptical Inquiry | CSICOP |
| Committee of Public Safety | Comité de Salvación Pública |
| Committee of the Regions | Comité de las Regiones |
| Committee of Union and Progress | Jóvenes Turcos |
| Committee on Data for Science and Technology | CODATA |
| Committing magistrate | Principio inquisitivo |
| Commodate | Comodato |
| commode | tocador |
| commodious | cómodo |
| commodity | bien |
| Commodity fetishism | Fetichismo de la mercancía |
| commodore | comodoro |
| Commodore Dynamic Total Visio | CD-TV |
| Commodore International | Commodore International |
