corroborateon Academic Vocabulary Listإثبات,تأكيد,تعزيز corroborate corroborate(verb) إثبات,تأكيد,تعزيز corroboration corroboration(noun) تأييد corroborative corroborative(adjective) مؤيد corroborating corroborating(adjective) مؤيد Forms verbnounadjective corroborate corroboration corroborative corroborating