undertakeon Academic Word Listalso onCEFR Upper intermediate (B2)? CEFR Advanced (C1)? Academic Vocabulary List (AVL)? Academic Chunk List (ACL)? Contributions (SIG)? يتعهد,يلتزم undertake undertake(verb) يتعهد,يلتزم undertaken undertaken(verb) يتعهد,يلتزم undertakes undertakes(verb) يتعهد,يلتزم undertaking undertaking(noun) إلتزام,تعهد,عملية,مشروع undertook undertook(verb) يتعهد,يلتزم undertaking undertaking(verb) يتعهد,يلتزم Forms verbnoun undertake undertaking undertaken undertakes undertook undertaking