neanderthal
adjective uk/niːˈæn.dəˌtɑːl/ us/niːˈæn.dɚˌtɑːl/
（人或信仰）极端守旧的，反对变革的
(of people or beliefs) very old-fashioned and not willing to change
He criticized what he described as the "neanderthal tendencies" of the right wing of the party. 他批评了那些他称之为“极端保守派”的党内右翼分子。
disapproving（人）粗鲁的，无礼的
(of people) rude or offensive