uncorroborated
un cor rob o rat ed |ˌənkəˈräbəˌrātid ʌnkəˈrɑːbəreɪtɪd | ▶adjective not confirmed or supported by other evidence or information: the unreliability of uncorroborated confessions.
un |cor ¦rob ¦or |ated |ʌnkəˈrɒbəreɪtɪd | ▶adjective not confirmed or supported by other evidence or information: the unreliability of uncorroborated confessions.