boonanother word for 'advantage' meaning a thing that is helpful or beneficialThe new transport link has been a boon for residents of the surrounding villages.NoteThe new transport link has been a boon for residents of the surrounding villages.Elon.io is an online learning platformWe have an entire course teaching IELTS Vocabulary — Band 7+ grammar and vocabulary.Start learning IELTS Vocabulary — Band 7+ now