basicEnglish850 vs BE850 Ogden's Basic English

Learn the 850 core English words selected by linguist Charles Kay Ogden — the foundation of Basic English communication. FEATURES • 850 carefully curated vocabulary words • Flashcard quiz with swipe gestures • Learning progress tracking with daily streaks • Star words for focused review • 5 beautiful themes: Clean, Warm, Night, Paper, Play • Chinese and Japanese translations included • Works fully offline — no internet required ABOUT BASIC ENGLISH 850 In the 1930s, linguist Charles Kay Ogden identified 850 words sufficient to express any idea in English. Mastering these words provides a powerful foundation for English communication. LEARNING APPROACH Browse words by category, study details with example sentences and collocations, then test yourself with the flashcard quiz. Your progress is saved automatically on your device.

Say everything with just 850 words — that was the vision of linguist C.K. Ogden when he created Basic English in 1930. BE850 turns these 850 carefully selected core words into an elegant digital study handbook. Perfect for English beginners, young learners, ESL/EFL students, teachers, and anyone curious about the Basic English system. Five Clear Categories • Operations (100): verbs, prepositions, conjunctions • General Things (400): abstract nouns • Picturable Things (200): concrete, visible objects • Qualities (100): common adjectives • Opposites (50): paired antonym adjectives Bilingual Definitions Each word includes a Chinese definition, English explanation, example sentence, and Chinese translation of the example. UK & US Pronunciation Switch between British and American English speech. Tap to hear any word, definition, or example sentence read aloud. IPA Phonetics Both UK and US IPA transcriptions are shown for every word. Flashcard Practice Full-screen card mode: see the word on the front, tap to reveal the meaning. Filter by category, shuffle order, enable auto-speak. Swipe to mark words as "Got it" or "Review". Progress Tracking See your viewed, remembered, and review counts at a glance. Synonym Expansion Each word comes with 2–3 synonyms to broaden your vocabulary network. Simplified / Traditional Chinese Toggle between Simplified and Traditional Chinese display with one tap. Bilingual Interface Switch the app UI between Chinese and English at any time. Fully Offline All data is built into the app. No internet required, no ads, no sign-up. Learn anytime, anywhere — on your commute, in class, or on the go. --- Based on Charles Kay Ogden's Basic English (1930). The word list is in the public domain; definitions and examples are original.