Comparing "huati", "timu", and "zhuti"

话题, 题目, and 主题 are similar because all are nouns that mean “topic”. 话题 is used in informal situations, whereas 题目 and 主题 are used in formal situations. Each of these three words has distinct uses within specific context. 话题 means a topic of conversation, what you are talking about. 题目 means the title, i.e. the title of a thesis or published work, or in an entirely different context a specific question on a test. 主题 is the theme or subject of a literary or artistic work (poem, painting, etc.).

B2HSK5ASV4567

	话题 (huàtí)	题目 (tímù)	主题 (zhǔtí)
Meaning	a topic of conversation	the title of a thesis or published work, test question	theme or subject of a literary or artistic work
Part of Speech	noun	noun	noun
Formality	informal	formal	formal

:Yes