conscience n. 良心，道德心
例句：Ariel gave him back the money she's stolen for the sake of her conscience.
conscientious adj. 尽责的
例句：We should be conscientious to our work.
conscious adj. 有意识的，有知觉的，故意的，羞怯的
例句：I suddenly became conscious that someone was looking at me.
unconscious adj. 不省人事，未发觉的，无意的
例句：Tyler was quite unconscious of being remarkable among the local inhabitants.
consciousness n. 意识，知觉，自觉，觉悟，个人思想
例句：Carina had a consciousness that someone else was in the dark room.