- 复合肥 fùhéféi compound fertilizer
- 复合词 fùhécí compound word
- 复合材料 fùhécáiliào composite material
- 高尔基复合体 Gāo'ěrjīfùhétǐ Golgi complexGolgi complex (in cell biology)
- 复合元音 fùhéyuányīn diphthongdiphthong (such as Mandarin Chinese ɑi, ei etc)
- 复合弓 fùhégōng composite bowcomposite bow (archery)
- 复合母音 fùhémǔyīn diphthonga sound formed by the combination of two vowels in a single syllable, also known as a compound vowel