Charles Kay Ogden was a British linguist, philosopher, and writer who founded the 'Basic English' language. This simple English language was intended for use as an international auxiliary language and relied on just 850 basic words. Synonyms for Charles Kay Ogden include Basic English, international auxiliary language, simple English, simplified English, Ogden's Basic, Ogden's Simplified English, and 'the 850-word vocabulary.' Ogden's impact on the field of linguistics and language learning has been significant, with Basic English continuing to be used in various fields to this day. His work highlights the importance of accessibility in language and how simplifying language can facilitate effective communication.