boorish: implies rudeness of manner due to lack of culture, insensitiveness to others’ feelings, or unwillingness to be agreeable: your ~ behavior at the wedding reception.


churlish: suggests surliness, unresponsiveness, and ungraciousness: ~ remarks made during a television interview.  （surly粗鲁不高兴implies a sullen and gruff manner不愿搭理别人粗鲁无礼，如a surly young man一个粗鲁无礼的年轻人。sullen和surly在2018-04-17 不快sullen-gloomy）


loutish: implies bodily awkwardness together with crude stupidity: her ~ boyfriend spoiled the cocktail party.


clownish: suggests ill-bred awkwardness, ignorance or stupidity, ungainliness, and often a propensity for absurd antics: ~ conduct that was out of keeping with the solemn occasion.  （antics滑稽可笑古怪的事funny, silly, or unusual ways of behaving，如Elizabeth tolerated Sarah's antics伊丽莎白容忍了萨拉的搞怪）   (ungainliness步态举止不优雅moving in an awkward or clumsy way, not graceful，如a large ungainly animal块头大步态不优雅的动物)


boorish粗糙(指举止): 指没文化不敏锐不讨喜，churlish粗鲁: 表示不搭理人粗鲁无礼，loutish既粗鲁又蠢笨: 指人体态笨拙，做事愚蠢，clownish像小丑: 表示既笨拙又喜欢做滑稽可笑的事


记忆方法: 1）首字母BCLC排列成CCBL使人常常不乐<==粗野


         2）粗野的意思是举止外表粗鲁无礼mean uncouth in manner or appearance.        （uncouth粗野: 粗鲁无礼让人难以接受being rude, unpleasant, and socially unacceptable，如uncouth laughter/young man粗野的笑声/无教养的年轻人）