substantiate
verbNAmE//səbˈstænʃiˌeɪt//
substantiate something (formal)Verb Forms present simple I / you / we / they substantiate he / she / it substantiates
past simple substantiated
-ing form substantiating
NAmE//səbˌstænʃiˈeɪʃn//
noun [uncountable]See substantiate in the Oxford Advanced Learner's DictionaryCheck pronunciation: substantiate