concern (EN)
sustantivo, verbo

sustantivo “concern”

sg. concern, pl. concerns or uncountable
  1. interés
    The safety of the children is the school's primary concern.
  2. preocupación
    His main concern was whether he had studied enough for the exam.
  3. cuidado
    Her concern for children led her to start a safer kindergarten.
  4. empresa
    The local bakery concern has been thriving since it opened last year.

verbo “concern”

concern; he concerns; past concerned, part. concerned; ger. concerning
  1. afectar
    The new school policy concerns all students and teachers, so everyone should be aware of the changes.
  2. tratar sobre
    The meeting concerns the new safety protocols at work.
  3. preocupar
    His constant coughing is concerning me; I think he should see a doctor.
  4. mostrar interés en (para distinguirlo de "interés" como sustantivo, se especifica la acción de mostrar)
    She concerns herself with environmental issues more than anything else.