ex ‧ pos ‧ tu ‧ late /ɪkˈspɒstʃəleɪt, ɪkˈspɒstʃʊleɪt $ -ˈspɑː-/ BrE AmE verb [intransitive] formal
[ Date: 1500-1600 ; Language: Latin ; Origin: past participle of expostulare , from postulare 'to ask for' ]
to express strong disapproval, disagreement, or annoyance with someone
—expostulation /ɪkˌspɒstʃəˈleɪʃ ə n, ɪkˌspɒstʃʊˈleɪʃ ə n $ -ˌspɑː-/ noun [uncountable and countable]