Noun/Adjective + 主义
The noun 主义 (zhǔyì) means "-ism" or "doctrine" in Chinese. It is a suffix-like word attached to other words to form ideological or philosophical concepts, such as 民族主义 (nationalism), 社会主义 (socialism), or 资本主义 (capitalism).
他在大学学习了很多关于民族主义的理论。
Tā zài dàxué xuéxí le hěn duō guānyú mínzúzhǔyì de lǐlùn.
He studied a lot of theories about nationalism in college.
资本主义和社会主义是两种不同的制度。
Zīběnzhǔyì hé shèhuìzhǔyì shì liǎng zhǒng bùtóng de zhìdù.
Capitalism and socialism are two different systems.
浪漫主义深深影响了那个时代的文学。
Làngmànzhǔyì shēnshēn yǐngxiǎng le nàge shídài de wénxué.
Romanticism deeply influenced the literature of that era.