25B6; noun (informal) KNOWLEDGE, expertise, skill, skilfulness, expertness, proficiency, understanding, mastery, technique; ability, capability, competence, capacity, adeptness, dexterity, deftness, aptitude, adroitness, ingenuity, faculty; informal savvy.
KNOW-HOW
Meaning of KNOW-HOW in English
Concise Oxford thesaurus English vocabulary. Краткий оксфордский словарь английского языка тезаурус. 2012