A Frequency Dictionary of British English Core Vocabulary and Exercises for Learners

"If you want to know how frequently words are used in different contexts across speech and writing and with what other words these are associated, you might be interested in a new dictionary ... This dictionary is based on the British National Corpus 2014, a large balanced dataset developed at Lancaster University that represents current British English usage. The dictionary will appeal to those interested in British English for research, as well as for the purposes of language learning and teaching. For students and teachers in particular, this dictionary offers a wide range of exercises to activate vocabulary knowledge ... The dictionary is accompanied by a website Lancslex that allows active engagement with frequency and distribution information about words in British English. The website's user-friendly interface facilitates effortless word searches and text analysis for examining lexical sophistication."

- Words, words, words: A new Frequency Dictionary of British English, CASS, ESRC Centre for Corpus Approaches to Social Science