mindmap root((粗陋)) rude implies ignorance or difference to good form or materials: fashioned a ~ structure; or may suggest intentional discourtesy: consistently ~ behavior toward his in-laws. rough is likely to stress lack of polish and gentleness: the ~ manners of a man used to living in the outback. crude may apply to thought or behavior that is gross, obvious, or primitive or ignorant of what is highly developed and fully civilized: the ~ antics of college students on spring break. raw suggests being unprocessed, untested, inexperiencedand unfinished: charged with turning ~ youths into young men. green implies inexperience and lack of assurance, esp. in a new or complex situation, and often simplicity and gullibility: test the mettle of ~ recruits. uncouth implies strangeness in comparison to what is felt to be normal, finished, or excellent whether because crude and clumsy or because lacking in polish and grace: behavior that was unbearably ~.