knowon Basic wordsalso onCEFR Beginners (A1)? CEFR Elementary (A2)? CEFR Intermediate (B1)? CEFR Upper intermediate (B2)? CEFR Advanced (C1)? CEFR Mastery level (C2)? Academic Vocabulary List (AVL)? Academic Chunk List (ACL)? Problem (Gap)? Contributions (SIG)? Band 1 (BND1)? Band 2 (BND2)? Band 3 (BND3)? knowledge knowledge(noun) conocimiento known known(verb) conocer,saber known known(adjective) conocido,sabido known known(noun) conocido unknowable unknowable(adjective) incognoscible Forms nounverbadjective knowledge known known known unknowable